42452261992737 has 32 divisors (see below), whose sum is σ = 63537057676800. Its totient is φ = 28012036743936.

The previous prime is 42452261992717. The next prime is 42452261992781. The reversal of 42452261992737 is 73729916225424.

It is a happy number.

42452261992737 is a `hidden beast` number, since 4 + 2 + 4 + 5 + 2 + 2 + 619 + 9 + 2 + 7 + 3 + 7 = 666.

It is not a de Polignac number, because 42452261992737 - 2²⁰ = 42452260944161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42452261992717) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7482418 + ... + 11869755.

It is an arithmetic number, because the mean of its divisors is an integer number (1985533052400).

Almost surely, 2^{42452261992737} is an apocalyptic number.

It is an amenable number.

42452261992737 is a deficient number, since it is larger than the sum of its proper divisors (21084795684063).

42452261992737 is a wasteful number, since it uses less digits than its factorization.

42452261992737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19353014 (or 19353008 counting only the distinct ones).

The product of its digits is 91445760, while the sum is 63.

The spelling of 42452261992737 in words is "forty-two trillion, four hundred fifty-two billion, two hundred sixty-one million, nine hundred ninety-two thousand, seven hundred thirty-seven".