5207139744 has 48 divisors (see below), whose sum is σ = 13715466912. Its totient is φ = 1729779968.

The previous prime is 5207139727. The next prime is 5207139757. The reversal of 5207139744 is 4479317025.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×5207139744² = 54228608627088771072, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5207139696 and 5207139705.

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, 64434 + ... + 120689.

It is an arithmetic number, because the mean of its divisors is an integer number (285738894).

Almost surely, 2^5207139744 is an apocalyptic number.

It is an amenable number.

5207139744 is an abundant number, since it is smaller than the sum of its proper divisors (8508327168).

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

5207139744 is a wasteful number, since it uses less digits than its factorization.

5207139744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185429 (or 185421 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 5207139744 is about 72160.5137453996. The cubic root of 5207139744 is about 1733.2707615808.

The spelling of 5207139744 in words is "five billion, two hundred seven million, one hundred thirty-nine thousand, seven hundred forty-four".