47755773499 has 12 divisors (see below), whose sum is σ = 57977352784. Its totient is φ = 38525664384.

The previous prime is 47755773491. The next prime is 47755773511. The reversal of 47755773499 is 99437755774.

It is not a de Polignac number, because 47755773499 - 2³ = 47755773491 is a prime.

It is a super-2 number, since 2×47755773499² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47755773491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11801184 + ... + 11805229.

Almost surely, 2^47755773499 is an apocalyptic number.

47755773499 is a deficient number, since it is larger than the sum of its proper divisors (10221579285).

47755773499 is a wasteful number, since it uses less digits than its factorization.

47755773499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23606454 (or 23606437 counting only the distinct ones).

The product of its digits is 233377200, while the sum is 67.

The spelling of 47755773499 in words is "forty-seven billion, seven hundred fifty-five million, seven hundred seventy-three thousand, four hundred ninety-nine".