245676631894 has 32 divisors (see below), whose sum is σ = 393361331616. Its totient is φ = 114677122560.

The previous prime is 245676631873. The next prime is 245676631997. The reversal of 245676631894 is 498136676542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2161632 + ... + 2272444.

It is an arithmetic number, because the mean of its divisors is an integer number (12292541613).

Almost surely, 2^245676631894 is an apocalyptic number.

245676631894 is a deficient number, since it is larger than the sum of its proper divisors (147684699722).

245676631894 is a wasteful number, since it uses less digits than its factorization.

245676631894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111360.

The product of its digits is 52254720, while the sum is 61.

The spelling of 245676631894 in words is "two hundred forty-five billion, six hundred seventy-six million, six hundred thirty-one thousand, eight hundred ninety-four".