42520573962 has 24 divisors (see below), whose sum is σ = 93163058820. Its totient is φ = 14014271040.

The previous prime is 42520573943. The next prime is 42520573967. The reversal of 42520573962 is 26937502524.

42520573962 is a `hidden beast` number, since 4 + 252 + 0 + 5 + 7 + 396 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37981722321 + 4538851641 = 194889^2 + 67371^2 .

It is not an unprimeable number, because it can be changed into a prime (42520573967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13269489 + ... + 13272692.

Almost surely, 2^42520573962 is an apocalyptic number.

42520573962 is an abundant number, since it is smaller than the sum of its proper divisors (50642484858).

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

42520573962 is a wasteful number, since it uses less digits than its factorization.

42520573962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26542278 (or 26542275 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 42520573962 in words is "forty-two billion, five hundred twenty million, five hundred seventy-three thousand, nine hundred sixty-two".