10423616660 has 12 divisors (see below), whose sum is σ = 21889595028. Its totient is φ = 4169446656.

The previous prime is 10423616647. The next prime is 10423616677. The reversal of 10423616660 is 6661632401.

It can be written as a sum of positive squares in 2 ways, for example, as 7149717136 + 3273899524 = 84556^2 + 57218^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10423616660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260590397 + ... + 260590436.

It is an arithmetic number, because the mean of its divisors is an integer number (1824132919).

Almost surely, 2^10423616660 is an apocalyptic number.

10423616660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10423616660 is an abundant number, since it is smaller than the sum of its proper divisors (11465978368).

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

10423616660 is a wasteful number, since it uses less digits than its factorization.

10423616660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521180842 (or 521180840 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 10423616660 in words is "ten billion, four hundred twenty-three million, six hundred sixteen thousand, six hundred sixty".