10021607776 has 24 divisors (see below), whose sum is σ = 19756641744. Its totient is φ = 5004048000.

The previous prime is 10021607773. The next prime is 10021607777. The reversal of 10021607776 is 67770612001.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021607773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186975 + ... + 234526.

It is an arithmetic number, because the mean of its divisors is an integer number (823193406).

Almost surely, 2^10021607776 is an apocalyptic number.

10021607776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10021607776 is a deficient number, since it is larger than the sum of its proper divisors (9735033968).

10021607776 is an equidigital number, since it uses as much as digits as its factorization.

10021607776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422254 (or 422246 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 37.

The spelling of 10021607776 in words is "ten billion, twenty-one million, six hundred seven thousand, seven hundred seventy-six".