42507502272 has 56 divisors (see below), whose sum is σ = 124964190000. Its totient is φ = 14169166848.

The previous prime is 42507502249. The next prime is 42507502273. The reversal of 42507502272 is 27220570524.

42507502272 is a `hidden beast` number, since 425 + 0 + 7 + 5 + 0 + 227 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (42507502273) 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, 12297897 + ... + 12301352.

Almost surely, 2^42507502272 is an apocalyptic number.

It is an amenable number.

42507502272 is an abundant number, since it is smaller than the sum of its proper divisors (82456687728).

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

42507502272 is a wasteful number, since it uses less digits than its factorization.

42507502272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24599270 (or 24599254 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 36.

The spelling of 42507502272 in words is "forty-two billion, five hundred seven million, five hundred two thousand, two hundred seventy-two".