10264244642 has 4 divisors (see below), whose sum is σ = 15396366966. Its totient is φ = 5132122320.

The previous prime is 10264244633. The next prime is 10264244663. The reversal of 10264244642 is 24644246201.

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

It can be written as a sum of positive squares in only one way, i.e., 9704023081 + 560221561 = 98509^2 + 23669^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2566061159 + ... + 2566061162.

Almost surely, 2^10264244642 is an apocalyptic number.

10264244642 is a deficient number, since it is larger than the sum of its proper divisors (5132122324).

10264244642 is an equidigital number, since it uses as much as digits as its factorization.

10264244642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5132122323.

The product of its (nonzero) digits is 73728, while the sum is 35.

The spelling of 10264244642 in words is "ten billion, two hundred sixty-four million, two hundred forty-four thousand, six hundred forty-two".