56779039438 has 8 divisors (see below), whose sum is σ = 92911155480. Its totient is φ = 25808654280.

The previous prime is 56779039357. The next prime is 56779039469. The reversal of 56779039438 is 83493097765.

56779039438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×56779039438³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1290432693 + ... + 1290432736.

It is an arithmetic number, because the mean of its divisors is an integer number (11613894435).

Almost surely, 2^56779039438 is an apocalyptic number.

56779039438 is a deficient number, since it is larger than the sum of its proper divisors (36132116042).

56779039438 is a wasteful number, since it uses less digits than its factorization.

56779039438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580865442.

The product of its (nonzero) digits is 34292160, while the sum is 61.

The spelling of 56779039438 in words is "fifty-six billion, seven hundred seventy-nine million, thirty-nine thousand, four hundred thirty-eight".