20416023621632 has 52 divisors (see below), whose sum is σ = 40933664083200. Its totient is φ = 10181358256128.

The previous prime is 20416023621563. The next prime is 20416023621737. The reversal of 20416023621632 is 23612632061402.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4938257 + ... + 8075792.

Almost surely, 2^{20416023621632} is an apocalyptic number.

It is an amenable number.

20416023621632 is an abundant number, since it is smaller than the sum of its proper divisors (20517640461568).

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

20416023621632 is an equidigital number, since it uses as much as digits as its factorization.

20416023621632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13014456 (or 13014434 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 20416023621632 in words is "twenty trillion, four hundred sixteen billion, twenty-three million, six hundred twenty-one thousand, six hundred thirty-two".