47978776274 has 32 divisors (see below), whose sum is σ = 84607395264. Its totient is φ = 20117292480.

The previous prime is 47978776267. The next prime is 47978776297. The reversal of 47978776274 is 47267787974.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 370817 + ... + 483179.

It is an arithmetic number, because the mean of its divisors is an integer number (2643981102).

Almost surely, 2^47978776274 is an apocalyptic number.

47978776274 is a deficient number, since it is larger than the sum of its proper divisors (36628618990).

47978776274 is a wasteful number, since it uses less digits than its factorization.

47978776274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113882.

The product of its digits is 232339968, while the sum is 68.

The spelling of 47978776274 in words is "forty-seven billion, nine hundred seventy-eight million, seven hundred seventy-six thousand, two hundred seventy-four".