45819134280 has 96 divisors (see below), whose sum is σ = 148946054400. Its totient is φ = 12215657088.

The previous prime is 45819134129. The next prime is 45819134287. The reversal of 45819134280 is 8243191854.

45819134280 is a `hidden beast` number, since 45 + 8 + 191 + 342 + 80 = 666.

It is a super-2 number, since 2×45819134280² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (45819134287) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1934751 + ... + 1958289.

It is an arithmetic number, because the mean of its divisors is an integer number (1551521400).

Almost surely, 2^45819134280 is an apocalyptic number.

45819134280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45819134280 is an abundant number, since it is smaller than the sum of its proper divisors (103126920120).

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

45819134280 is a wasteful number, since it uses less digits than its factorization.

45819134280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28963 (or 28956 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 45819134280 in words is "forty-five billion, eight hundred nineteen million, one hundred thirty-four thousand, two hundred eighty".