39531390375268 has 48 divisors (see below), whose sum is σ = 76461803623296. Its totient is φ = 17733627106560.

The previous prime is 39531390375251. The next prime is 39531390375277. The reversal of 39531390375268 is 86257309313593.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

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, 13557321 + ... + 16213072.

It is an arithmetic number, because the mean of its divisors is an integer number (1592954242152).

Almost surely, 2^{39531390375268} is an apocalyptic number.

It is an amenable number.

39531390375268 is a deficient number, since it is larger than the sum of its proper divisors (36930413248028).

39531390375268 is a wasteful number, since it uses less digits than its factorization.

39531390375268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29770804 (or 29770802 counting only the distinct ones).

The product of its (nonzero) digits is 110224800, while the sum is 64.

The spelling of 39531390375268 in words is "thirty-nine trillion, five hundred thirty-one billion, three hundred ninety million, three hundred seventy-five thousand, two hundred sixty-eight".