10425652661 has 4 divisors (see below), whose sum is σ = 10426893324. Its totient is φ = 10424412000.

The previous prime is 10425652639. The next prime is 10425652703. The reversal of 10425652661 is 16625652401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9248476561 + 1177176100 = 96169^2 + 34310^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10425652661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10425652261) 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, 607640 + ... + 624561.

It is an arithmetic number, because the mean of its divisors is an integer number (2606723331).

Almost surely, 2^10425652661 is an apocalyptic number.

It is an amenable number.

10425652661 is a deficient number, since it is larger than the sum of its proper divisors (1240663).

10425652661 is an equidigital number, since it uses as much as digits as its factorization.

10425652661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240662.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 10425652661 in words is "ten billion, four hundred twenty-five million, six hundred fifty-two thousand, six hundred sixty-one".