42501051312 has 40 divisors (see below), whose sum is σ = 109806989760. Its totient is φ = 14165390400.

The previous prime is 42501051277. The next prime is 42501051317. The reversal of 42501051312 is 21315010524.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (42501051317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415687 + ... + 507737.

It is an arithmetic number, because the mean of its divisors is an integer number (2745174744).

Almost surely, 2^42501051312 is an apocalyptic number.

It is an amenable number.

42501051312 is an abundant number, since it is smaller than the sum of its proper divisors (67305938448).

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

42501051312 is a wasteful number, since it uses less digits than its factorization.

42501051312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101681 (or 101675 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 42501051312 its reverse (21315010524), we get a palindrome (63816061836).

The spelling of 42501051312 in words is "forty-two billion, five hundred one million, fifty-one thousand, three hundred twelve".