54139006507650 has 24 divisors (see below), whose sum is σ = 134264736139344. Its totient is φ = 14437068402000.

The previous prime is 54139006507633. The next prime is 54139006507721. The reversal of 54139006507650 is 5670560093145.

It is a junction number, because it is equal to n+sod(n) for n = 54139006507593 and 54139006507602.

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, 180463354876 + ... + 180463355175.

It is an arithmetic number, because the mean of its divisors is an integer number (5594364005806).

Almost surely, 2^{54139006507650} is an apocalyptic number.

54139006507650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54139006507650 is an abundant number, since it is smaller than the sum of its proper divisors (80125729631694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54139006507650 is a wasteful number, since it uses less digits than its factorization.

54139006507650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360926710066 (or 360926710061 counting only the distinct ones).

The product of its (nonzero) digits is 3402000, while the sum is 51.

The spelling of 54139006507650 in words is "fifty-four trillion, one hundred thirty-nine billion, six million, five hundred seven thousand, six hundred fifty".