42053637015520 has 96 divisors (see below), whose sum is σ = 107138164093632. Its totient is φ = 15506597793792.

The previous prime is 42053637015517. The next prime is 42053637015521. The reversal of 42053637015520 is 2551073635024.

It is a happy number.

It is a super-2 number, since 2×42053637015520² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42053637015521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12060277 + ... + 15151156.

It is an arithmetic number, because the mean of its divisors is an integer number (1116022542642).

Almost surely, 2^{42053637015520} is an apocalyptic number.

42053637015520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42053637015520 is an abundant number, since it is smaller than the sum of its proper divisors (65084527078112).

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

42053637015520 is a wasteful number, since it uses less digits than its factorization.

42053637015520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27212204 (or 27212196 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 42053637015520 in words is "forty-two trillion, fifty-three billion, six hundred thirty-seven million, fifteen thousand, five hundred twenty".