42918607952 has 20 divisors (see below), whose sum is σ = 90714330816. Its totient is φ = 19508458080.

The previous prime is 42918607939. The next prime is 42918607969. The reversal of 42918607952 is 25970681924.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 42918607894 and 42918607903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121927688 + ... + 121928039.

Almost surely, 2^42918607952 is an apocalyptic number.

It is an amenable number.

42918607952 is an abundant number, since it is smaller than the sum of its proper divisors (47795722864).

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

42918607952 is a wasteful number, since it uses less digits than its factorization.

42918607952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243855746 (or 243855740 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 53.

The spelling of 42918607952 in words is "forty-two billion, nine hundred eighteen million, six hundred seven thousand, nine hundred fifty-two".