21623414796 has 36 divisors (see below), whose sum is σ = 54674644752. Its totient is φ = 7205766624.

The previous prime is 21623414783. The next prime is 21623414803. The reversal of 21623414796 is 69741432612.

21623414796 is a `hidden beast` number, since 2 + 1 + 623 + 4 + 14 + 7 + 9 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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, 46945 + ... + 213191.

It is an arithmetic number, because the mean of its divisors is an integer number (1518740132).

Almost surely, 2^21623414796 is an apocalyptic number.

It is an amenable number.

21623414796 is an abundant number, since it is smaller than the sum of its proper divisors (33051229956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21623414796 is a wasteful number, since it uses less digits than its factorization.

21623414796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169870 (or 169865 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The spelling of 21623414796 in words is "twenty-one billion, six hundred twenty-three million, four hundred fourteen thousand, seven hundred ninety-six".