52144524321 has 16 divisors (see below), whose sum is σ = 70224150528. Its totient is φ = 34414405200.

The previous prime is 52144524307. The next prime is 52144524329. The reversal of 52144524321 is 12342544125.

It is not a de Polignac number, because 52144524321 - 2²² = 52140330017 is a prime.

It is a super-2 number, since 2×52144524321² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52144524329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416976 + ... + 527406.

It is an arithmetic number, because the mean of its divisors is an integer number (4389009408).

Almost surely, 2^52144524321 is an apocalyptic number.

It is an amenable number.

52144524321 is a deficient number, since it is larger than the sum of its proper divisors (18079626207).

52144524321 is a wasteful number, since it uses less digits than its factorization.

52144524321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112012.

The product of its digits is 38400, while the sum is 33.

The spelling of 52144524321 in words is "fifty-two billion, one hundred forty-four million, five hundred twenty-four thousand, three hundred twenty-one".