42054452396 has 48 divisors (see below), whose sum is σ = 84136485888. Its totient is φ = 18205968000.

The previous prime is 42054452383. The next prime is 42054452477. The reversal of 42054452396 is 69325445024.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146621 + ... + 324971.

It is an arithmetic number, because the mean of its divisors is an integer number (1752843456).

Almost surely, 2^42054452396 is an apocalyptic number.

42054452396 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

42054452396 is an abundant number, since it is smaller than the sum of its proper divisors (42082033492).

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

42054452396 is a wasteful number, since it uses less digits than its factorization.

42054452396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178622 (or 178620 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 42054452396 in words is "forty-two billion, fifty-four million, four hundred fifty-two thousand, three hundred ninety-six".