47779574252 has 12 divisors (see below), whose sum is σ = 83622137760. Its totient is φ = 23887534896.

The previous prime is 47779574251. The next prime is 47779574263. The reversal of 47779574252 is 25247597774.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 47779574191 and 47779574200.

It is not an unprimeable number, because it can be changed into a prime (47779574251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 514868 + ... + 600539.

It is an arithmetic number, because the mean of its divisors is an integer number (6968511480).

Almost surely, 2^47779574252 is an apocalyptic number.

It is an amenable number.

47779574252 is a deficient number, since it is larger than the sum of its proper divisors (35842563508).

47779574252 is a wasteful number, since it uses less digits than its factorization.

47779574252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126120 (or 1126118 counting only the distinct ones).

The product of its digits is 34574400, while the sum is 59.

The spelling of 47779574252 in words is "forty-seven billion, seven hundred seventy-nine million, five hundred seventy-four thousand, two hundred fifty-two".