47749974623 has 8 divisors (see below), whose sum is σ = 51425060400. Its totient is φ = 44075176128.

The previous prime is 47749974581. The next prime is 47749974631. The reversal of 47749974623 is 32647994774.

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

It is a cyclic number.

It is not a de Polignac number, because 47749974623 - 2²² = 47745780319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47749934623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377588 + ... + 487926.

It is an arithmetic number, because the mean of its divisors is an integer number (6428132550).

Almost surely, 2^47749974623 is an apocalyptic number.

47749974623 is a deficient number, since it is larger than the sum of its proper divisors (3675085777).

47749974623 is a wasteful number, since it uses less digits than its factorization.

47749974623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143641.

The product of its digits is 64012032, while the sum is 62.

The spelling of 47749974623 in words is "forty-seven billion, seven hundred forty-nine million, nine hundred seventy-four thousand, six hundred twenty-three".