477025997691 has 16 divisors (see below), whose sum is σ = 644356911744. Its totient is φ = 313864055424.

The previous prime is 477025997689. The next prime is 477025997713. The reversal of 477025997691 is 196799520774.

It is not a de Polignac number, because 477025997691 - 2¹ = 477025997689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (477025997681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 737161 + ... + 1223706.

It is an arithmetic number, because the mean of its divisors is an integer number (40272306984).

Almost surely, 2^477025997691 is an apocalyptic number.

477025997691 is a deficient number, since it is larger than the sum of its proper divisors (167330914053).

477025997691 is a wasteful number, since it uses less digits than its factorization.

477025997691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961930.

The product of its (nonzero) digits is 60011280, while the sum is 66.

The spelling of 477025997691 in words is "four hundred seventy-seven billion, twenty-five million, nine hundred ninety-seven thousand, six hundred ninety-one".