47424556161 has 32 divisors (see below), whose sum is σ = 71109373440. Its totient is φ = 31234896000.

The previous prime is 47424556117. The next prime is 47424556169. The reversal of 47424556161 is 16165542474.

47424556161 is a `hidden beast` number, since 4 + 7 + 4 + 24 + 5 + 5 + 616 + 1 = 666.

It is not a de Polignac number, because 47424556161 - 2¹⁰ = 47424555137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47424556169) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1243821 + ... + 1281381.

It is an arithmetic number, because the mean of its divisors is an integer number (2222167920).

Almost surely, 2^47424556161 is an apocalyptic number.

It is an amenable number.

47424556161 is a deficient number, since it is larger than the sum of its proper divisors (23684817279).

47424556161 is a wasteful number, since it uses less digits than its factorization.

47424556161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38134 (or 38128 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The spelling of 47424556161 in words is "forty-seven billion, four hundred twenty-four million, five hundred fifty-six thousand, one hundred sixty-one".