21623077094 has 16 divisors (see below), whose sum is σ = 33205455360. Its totient is φ = 10554842760.

The previous prime is 21623077013. The next prime is 21623077169. The reversal of 21623077094 is 49077032612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113699 + ... + 237009.

It is an arithmetic number, because the mean of its divisors is an integer number (2075340960).

Almost surely, 2^21623077094 is an apocalyptic number.

21623077094 is a deficient number, since it is larger than the sum of its proper divisors (11582378266).

21623077094 is a wasteful number, since it uses less digits than its factorization.

21623077094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125395.

The product of its (nonzero) digits is 127008, while the sum is 41.

The spelling of 21623077094 in words is "twenty-one billion, six hundred twenty-three million, seventy-seven thousand, ninety-four".