52408531012 has 6 divisors (see below), whose sum is σ = 91714929278. Its totient is φ = 26204265504.

The previous prime is 52408530997. The next prime is 52408531081. The reversal of 52408531012 is 21013580425.

It can be written as a sum of positive squares in only one way, i.e., 44822817796 + 7585713216 = 211714^2 + 87096^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551066373 + ... + 6551066380.

Almost surely, 2^52408531012 is an apocalyptic number.

It is an amenable number.

52408531012 is a deficient number, since it is larger than the sum of its proper divisors (39306398266).

52408531012 is a wasteful number, since it uses less digits than its factorization.

52408531012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13102132757 (or 13102132755 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The spelling of 52408531012 in words is "fifty-two billion, four hundred eight million, five hundred thirty-one thousand, twelve".