240139053272 has 8 divisors (see below), whose sum is σ = 450260724900. Its totient is φ = 120069526632.

The previous prime is 240139053247. The next prime is 240139053283. The reversal of 240139053272 is 272350931042.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15008690822 + ... + 15008690837.

Almost surely, 2^240139053272 is an apocalyptic number.

It is an amenable number.

240139053272 is a deficient number, since it is larger than the sum of its proper divisors (210121671628).

240139053272 is a wasteful number, since it uses less digits than its factorization.

240139053272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30017381665 (or 30017381661 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 240139053272 in words is "two hundred forty billion, one hundred thirty-nine million, fifty-three thousand, two hundred seventy-two".