53061557035731 has 4 divisors (see below), whose sum is σ = 70748742714312. Its totient is φ = 35374371357152.

The previous prime is 53061557035703. The next prime is 53061557035789. The reversal of 53061557035731 is 13753075516035.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53061557035731 - 2²⁵ = 53061523481299 is a prime.

It is a super-2 number, since 2×53061557035731² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53061557035031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8843592839286 + ... + 8843592839291.

It is an arithmetic number, because the mean of its divisors is an integer number (17687185678578).

Almost surely, 2^{53061557035731} is an apocalyptic number.

53061557035731 is a deficient number, since it is larger than the sum of its proper divisors (17687185678581).

53061557035731 is a wasteful number, since it uses less digits than its factorization.

53061557035731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17687185678580.

The product of its (nonzero) digits is 4961250, while the sum is 51.

The spelling of 53061557035731 in words is "fifty-three trillion, sixty-one billion, five hundred fifty-seven million, thirty-five thousand, seven hundred thirty-one".