53431544522315 has 32 divisors (see below), whose sum is σ = 67659232296960. Its totient is φ = 40426211389696.

The previous prime is 53431544522311. The next prime is 53431544522327. The reversal of 53431544522315 is 51322544513435.

It is a cyclic number.

It is not a de Polignac number, because 53431544522315 - 2² = 53431544522311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53431544522315.

It is not an unprimeable number, because it can be changed into a prime (53431544522311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 627803054 + ... + 627888156.

It is an arithmetic number, because the mean of its divisors is an integer number (2114351009280).

Almost surely, 2^{53431544522315} is an apocalyptic number.

53431544522315 is a deficient number, since it is larger than the sum of its proper divisors (14227687774645).

53431544522315 is a wasteful number, since it uses less digits than its factorization.

53431544522315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146563.

The product of its digits is 4320000, while the sum is 47.

The spelling of 53431544522315 in words is "fifty-three trillion, four hundred thirty-one billion, five hundred forty-four million, five hundred twenty-two thousand, three hundred fifteen".