139748652572 has 12 divisors (see below), whose sum is σ = 244587557256. Its totient is φ = 69866493360.

The previous prime is 139748652569. The next prime is 139748652601. The reversal of 139748652572 is 275256847931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1917998 + ... + 1989525.

It is an arithmetic number, because the mean of its divisors is an integer number (20382296438).

Almost surely, 2^139748652572 is an apocalyptic number.

It is an amenable number.

139748652572 is a deficient number, since it is larger than the sum of its proper divisors (104838904684).

139748652572 is a wasteful number, since it uses less digits than its factorization.

139748652572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3916468 (or 3916466 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 59.

The spelling of 139748652572 in words is "one hundred thirty-nine billion, seven hundred forty-eight million, six hundred fifty-two thousand, five hundred seventy-two".