8161470445137 has 32 divisors (see below), whose sum is σ = 11436667237248. Its totient is φ = 5170499744256.

The previous prime is 8161470445129. The next prime is 8161470445151. The reversal of 8161470445137 is 7315440741618.

It is not a de Polignac number, because 8161470445137 - 2³ = 8161470445129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8161470445137.

It is not an unprimeable number, because it can be changed into a prime (8161470445157) 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, 98726373 + ... + 98809005.

It is an arithmetic number, because the mean of its divisors is an integer number (357395851164).

Almost surely, 2^{8161470445137} is an apocalyptic number.

It is an amenable number.

8161470445137 is a deficient number, since it is larger than the sum of its proper divisors (3275196792111).

8161470445137 is a wasteful number, since it uses less digits than its factorization.

8161470445137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103409.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 8161470445137 in words is "eight trillion, one hundred sixty-one billion, four hundred seventy million, four hundred forty-five thousand, one hundred thirty-seven".