28631055377806 has 8 divisors (see below), whose sum is σ = 49081809219120. Its totient is φ = 12270452304768.

The previous prime is 28631055377789. The next prime is 28631055377839. The reversal of 28631055377806 is 60877355013682.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1022537692051 + ... + 1022537692078.

It is an arithmetic number, because the mean of its divisors is an integer number (6135226152390).

Almost surely, 2^{28631055377806} is an apocalyptic number.

28631055377806 is a deficient number, since it is larger than the sum of its proper divisors (20450753841314).

28631055377806 is a wasteful number, since it uses less digits than its factorization.

28631055377806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2045075384138.

The product of its (nonzero) digits is 50803200, while the sum is 61.

The spelling of 28631055377806 in words is "twenty-eight trillion, six hundred thirty-one billion, fifty-five million, three hundred seventy-seven thousand, eight hundred six".