53418660810 has 32 divisors (see below), whose sum is σ = 133778908800. Its totient is φ = 13625629248.

The previous prime is 53418660781. The next prime is 53418660859. The reversal of 53418660810 is 1806681435.

It is a super-2 number, since 2×53418660810² (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 15 ways as a sum of consecutive naturals, for example, 38708485 + ... + 38709864.

It is an arithmetic number, because the mean of its divisors is an integer number (4180590900).

Almost surely, 2^53418660810 is an apocalyptic number.

53418660810 is an abundant number, since it is smaller than the sum of its proper divisors (80360247990).

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

53418660810 is a wasteful number, since it uses less digits than its factorization.

53418660810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77418382.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 53418660810 in words is "fifty-three billion, four hundred eighteen million, six hundred sixty thousand, eight hundred ten".