476072045426638 has 24 divisors (see below), whose sum is σ = 747227241548640. Its totient is φ = 227441524284000.

The previous prime is 476072045426617. The next prime is 476072045426699. The reversal of 476072045426638 is 836624540270674.

It is a self number, because there is not a number n which added to its sum of digits gives 476072045426638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1567545463 + ... + 1567849138.

It is an arithmetic number, because the mean of its divisors is an integer number (31134468397860).

Almost surely, 2^{476072045426638} is an apocalyptic number.

476072045426638 is a deficient number, since it is larger than the sum of its proper divisors (271155196122002).

476072045426638 is a wasteful number, since it uses less digits than its factorization.

476072045426638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3135394744 (or 3135394713 counting only the distinct ones).

The product of its (nonzero) digits is 325140480, while the sum is 64.

The spelling of 476072045426638 in words is "four hundred seventy-six trillion, seventy-two billion, forty-five million, four hundred twenty-six thousand, six hundred thirty-eight".