10925440488721 has 6 divisors (see below), whose sum is σ = 12008955248066. Its totient is φ = 9932218626000.

The previous prime is 10925440488649. The next prime is 10925440488737. The reversal of 10925440488721 is 12788404452901.

It can be written as a sum of positive squares in only one way, i.e., 10734541402321 + 190899086400 = 3276361^2 + 436920^2 .

It is not a de Polignac number, because 10925440488721 - 2⁷ = 10925440488593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10925440488121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45146448180 + ... + 45146448421.

Almost surely, 2^{10925440488721} is an apocalyptic number.

10925440488721 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10925440488721 is a deficient number, since it is larger than the sum of its proper divisors (1083514759345).

10925440488721 is an equidigital number, since it uses as much as digits as its factorization.

10925440488721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90292896623 (or 90292896612 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 55.

The spelling of 10925440488721 in words is "ten trillion, nine hundred twenty-five billion, four hundred forty million, four hundred eighty-eight thousand, seven hundred twenty-one".