10164993626 has 4 divisors (see below), whose sum is σ = 15247490442. Its totient is φ = 5082496812.

The previous prime is 10164993607. The next prime is 10164993647. The reversal of 10164993626 is 62639946101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62639946101 = 28571 ⋅2192431.

It can be written as a sum of positive squares in only one way, i.e., 10123378225 + 41615401 = 100615^2 + 6451^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2541248405 + ... + 2541248408.

Almost surely, 2^10164993626 is an apocalyptic number.

10164993626 is a deficient number, since it is larger than the sum of its proper divisors (5082496816).

10164993626 is an equidigital number, since it uses as much as digits as its factorization.

10164993626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5082496815.

The product of its (nonzero) digits is 419904, while the sum is 47.

The spelling of 10164993626 in words is "ten billion, one hundred sixty-four million, nine hundred ninety-three thousand, six hundred twenty-six".