53161420616 has 48 divisors (see below), whose sum is σ = 104940935100. Its totient is φ = 25237729920.

The previous prime is 53161420607. The next prime is 53161420643. The reversal of 53161420616 is 61602416135.

It can be written as a sum of positive squares in 2 ways, for example, as 52141895716 + 1019524900 = 228346^2 + 31930^2 .

It is a super-2 number, since 2×53161420616² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 342230 + ... + 472698.

Almost surely, 2^53161420616 is an apocalyptic number.

It is an amenable number.

53161420616 is a deficient number, since it is larger than the sum of its proper divisors (51779514484).

53161420616 is a wasteful number, since it uses less digits than its factorization.

53161420616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130590 (or 130555 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 53161420616 in words is "fifty-three billion, one hundred sixty-one million, four hundred twenty thousand, six hundred sixteen".