139972534142828 has 24 divisors (see below), whose sum is σ = 255602514531840. Its totient is φ = 66943256078160.

The previous prime is 139972534142801. The next prime is 139972534142863. The reversal of 139972534142828 is 828241435279931.

139972534142828 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60132683 + ... + 62417021.

It is an arithmetic number, because the mean of its divisors is an integer number (10650104772160).

Almost surely, 2^{139972534142828} is an apocalyptic number.

It is an amenable number.

139972534142828 is a deficient number, since it is larger than the sum of its proper divisors (115629980389012).

139972534142828 is a wasteful number, since it uses less digits than its factorization.

139972534142828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2950397 (or 2950395 counting only the distinct ones).

The product of its digits is 209018880, while the sum is 68.

The spelling of 139972534142828 in words is "one hundred thirty-nine trillion, nine hundred seventy-two billion, five hundred thirty-four million, one hundred forty-two thousand, eight hundred twenty-eight".