42077328984 has 32 divisors (see below), whose sum is σ = 116881470000. Its totient is φ = 14025776256.

The previous prime is 42077328947. The next prime is 42077329039. The reversal of 42077328984 is 48982377024.

It is a happy number.

It is a super-2 number, since 2×42077328984² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 42077328984.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97401009 + ... + 97401440.

Almost surely, 2^42077328984 is an apocalyptic number.

It is an amenable number.

42077328984 is an abundant number, since it is smaller than the sum of its proper divisors (74804141016).

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

42077328984 is a wasteful number, since it uses less digits than its factorization.

42077328984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194802464 (or 194802454 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 42077328984 in words is "forty-two billion, seventy-seven million, three hundred twenty-eight thousand, nine hundred eighty-four".