21322246400604 has 30 divisors (see below), whose sum is σ = 55740563893784. Its totient is φ = 7107415466760.

The previous prime is 21322246400579. The next prime is 21322246400627. The reversal of 21322246400604 is 40600464222312.

21322246400604 is a `hidden beast` number, since 2 + 1 + 3 + 2 + 2 + 2 + 4 + 6 + 40 + 0 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 32904700912 + ... + 32904701559.

Almost surely, 2^{21322246400604} is an apocalyptic number.

It is an amenable number.

21322246400604 is an abundant number, since it is smaller than the sum of its proper divisors (34418317493180).

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

21322246400604 is a wasteful number, since it uses less digits than its factorization.

21322246400604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65809402487 (or 65809402476 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 21322246400604 in words is "twenty-one trillion, three hundred twenty-two billion, two hundred forty-six million, four hundred thousand, six hundred four".