42494360956 has 24 divisors (see below), whose sum is σ = 74983776336. Its totient is φ = 21071155200.

The previous prime is 42494360941. The next prime is 42494361001. The reversal of 42494360956 is 65906349424.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142306 + ... + 324406.

It is an arithmetic number, because the mean of its divisors is an integer number (3124324014).

Almost surely, 2^42494360956 is an apocalyptic number.

It is an amenable number.

42494360956 is a deficient number, since it is larger than the sum of its proper divisors (32489415380).

42494360956 is a wasteful number, since it uses less digits than its factorization.

42494360956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182589 (or 182587 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 52.

The spelling of 42494360956 in words is "forty-two billion, four hundred ninety-four million, three hundred sixty thousand, nine hundred fifty-six".