139462575650 has 24 divisors (see below), whose sum is σ = 259510016784. Its totient is φ = 55761454800.

The previous prime is 139462575649. The next prime is 139462575673. The reversal of 139462575650 is 56575264931.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 139462575592 and 139462575601.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 469652 + ... + 706751.

It is an arithmetic number, because the mean of its divisors is an integer number (10812917366).

Almost surely, 2^139462575650 is an apocalyptic number.

139462575650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139462575650 is a deficient number, since it is larger than the sum of its proper divisors (120047441134).

139462575650 is a wasteful number, since it uses less digits than its factorization.

139462575650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178786 (or 1178781 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 53.

The spelling of 139462575650 in words is "one hundred thirty-nine billion, four hundred sixty-two million, five hundred seventy-five thousand, six hundred fifty".