53431621043316 has 24 divisors (see below), whose sum is σ = 126381642469824. Its totient is φ = 17566560342720.

The previous prime is 53431621043249. The next prime is 53431621043341. The reversal of 53431621043316 is 61334012613435.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30497499720 + ... + 30497501471.

It is an arithmetic number, because the mean of its divisors is an integer number (5265901769576).

Almost surely, 2^{53431621043316} is an apocalyptic number.

It is an amenable number.

53431621043316 is an abundant number, since it is smaller than the sum of its proper divisors (72950021426508).

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

53431621043316 is a wasteful number, since it uses less digits than its factorization.

53431621043316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60995001271 (or 60995001269 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 53431621043316 in words is "fifty-three trillion, four hundred thirty-one billion, six hundred twenty-one million, forty-three thousand, three hundred sixteen".