5139477980 has 48 divisors (see below), whose sum is σ = 13283578560. Its totient is φ = 1626559488.

The previous prime is 5139477947. The next prime is 5139477983. The reversal of 5139477980 is 897749315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5139477983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1410125 + ... + 1413764.

It is an arithmetic number, because the mean of its divisors is an integer number (276741220).

Almost surely, 2^5139477980 is an apocalyptic number.

It is an amenable number.

5139477980 is an abundant number, since it is smaller than the sum of its proper divisors (8144100580).

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

5139477980 is a wasteful number, since it uses less digits than its factorization.

5139477980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823918 (or 2823916 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 53.

The square root of 5139477980 is about 71690.1526013162. The cubic root of 5139477980 is about 1725.7306131449.

The spelling of 5139477980 in words is "five billion, one hundred thirty-nine million, four hundred seventy-seven thousand, nine hundred eighty".