130424542578 has 160 divisors (see below), whose sum is σ = 338959665792. Its totient is φ = 37090310400.

The previous prime is 130424542543. The next prime is 130424542597. The reversal of 130424542578 is 875245424031.

130424542578 is a `hidden beast` number, since 1 + 3 + 0 + 4 + 24 + 54 + 2 + 578 = 666.

It is a super-2 number, since 2×130424542578² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2142238 + ... + 2202278.

Almost surely, 2^130424542578 is an apocalyptic number.

130424542578 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 130424542578, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169479832896).

130424542578 is an abundant number, since it is smaller than the sum of its proper divisors (208535123214).

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

130424542578 is a wasteful number, since it uses less digits than its factorization.

130424542578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60142 (or 60133 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The spelling of 130424542578 in words is "one hundred thirty billion, four hundred twenty-four million, five hundred forty-two thousand, five hundred seventy-eight".