50979599 has 24 divisors (see below), whose sum is σ = 58828560. Its totient is φ = 44098560.

The previous prime is 50979571. The next prime is 50979613. The reversal of 50979599 is 99597905.

50979599 = 2³ + 3³ + ... + 119³.

50979599 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 7140²-1.

It is not a de Polignac number, because 50979599 - 2⁸ = 50979343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50979599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50979529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 264047 + ... + 264239.

It is an arithmetic number, because the mean of its divisors is an integer number (2451190).

Almost surely, 2^50979599 is an apocalyptic number.

50979599 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

50979599 is a deficient number, since it is larger than the sum of its proper divisors (7848961).

50979599 is a wasteful number, since it uses less digits than its factorization.

50979599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311 (or 300 counting only the distinct ones).

The product of its (nonzero) digits is 1148175, while the sum is 53.

The square root of 50979599 is about 7139.9999299720. Note that the first 4 decimals coincide. The cubic root of 50979599 is about 370.7935221777.

It can be divided in two parts, 509 and 79599, that added together give a palindrome (80108).

The spelling of 50979599 in words is "fifty million, nine hundred seventy-nine thousand, five hundred ninety-nine".