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130469115420 = 2237571014219
BaseRepresentation
bin111100110000010010…
…0001011011000011100
3110110202121122210000000
41321200210023120130
54114200043143140
6135534153534300
712266101116540
oct1714044133034
9413677583000
10130469115420
1150371461526
1221351a14390
13c3c3135117
146459901a20
1535d912aa30
hex1e6090b61c

130469115420 has 384 divisors, whose sum is σ = 474379315200. Its totient is φ = 29519251200.

The previous prime is 130469115397. The next prime is 130469115473. The reversal of 130469115420 is 24511964031.

It is a happy number.

130469115420 is a `hidden beast` number, since 130 + 4 + 6 + 91 + 15 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 30922071 + ... + 30926289.

It is an arithmetic number, because the mean of its divisors is an integer number (1235362800).

Almost surely, 2130469115420 is an apocalyptic number.

130469115420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130469115420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237189657600).

130469115420 is an abundant number, since it is smaller than the sum of its proper divisors (343910199780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130469115420 is a wasteful number, since it uses less digits than its factorization.

130469115420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4357 (or 4337 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 130469115420 in words is "one hundred thirty billion, four hundred sixty-nine million, one hundred fifteen thousand, four hundred twenty".