477671315691 has 16 divisors (see below), whose sum is σ = 661235565600. Its totient is φ = 306356590848.

The previous prime is 477671315687. The next prime is 477671315699. The reversal of 477671315691 is 196513176774.

It is not a de Polignac number, because 477671315691 - 2² = 477671315687 is a prime.

It is not an unprimeable number, because it can be changed into a prime (477671315699) 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, 9886506 + ... + 9934703.

It is an arithmetic number, because the mean of its divisors is an integer number (41327222850).

Almost surely, 2^477671315691 is an apocalyptic number.

477671315691 is a deficient number, since it is larger than the sum of its proper divisors (183564249909).

477671315691 is a wasteful number, since it uses less digits than its factorization.

477671315691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19821518.

The product of its digits is 6667920, while the sum is 57.

The spelling of 477671315691 in words is "four hundred seventy-seven billion, six hundred seventy-one million, three hundred fifteen thousand, six hundred ninety-one".