71614054557 has 16 divisors (see below), whose sum is σ = 106099191360. Its totient is φ = 47740770000.

The previous prime is 71614054487. The next prime is 71614054597. The reversal of 71614054557 is 75545041617.

71614054557 is a `hidden beast` number, since 7 + 1 + 6 + 1 + 40 + 54 + 557 = 666.

It is not a de Polignac number, because 71614054557 - 2¹⁶ = 71613989021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71614054597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1005082 + ... + 1073972.

It is an arithmetic number, because the mean of its divisors is an integer number (6631199460).

Almost surely, 2^71614054557 is an apocalyptic number.

It is an amenable number.

71614054557 is a deficient number, since it is larger than the sum of its proper divisors (34485136803).

71614054557 is a wasteful number, since it uses less digits than its factorization.

71614054557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107401 (or 107395 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 45.

The spelling of 71614054557 in words is "seventy-one billion, six hundred fourteen million, fifty-four thousand, five hundred fifty-seven".