10139603651 has 4 divisors (see below), whose sum is σ = 10311461400. Its totient is φ = 9967745904.

The previous prime is 10139603629. The next prime is 10139603701. The reversal of 10139603651 is 15630693101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10139603651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10139603051) 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, 85928786 + ... + 85928903.

It is an arithmetic number, because the mean of its divisors is an integer number (2577865350).

Almost surely, 2^10139603651 is an apocalyptic number.

10139603651 is a deficient number, since it is larger than the sum of its proper divisors (171857749).

10139603651 is an equidigital number, since it uses as much as digits as its factorization.

10139603651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171857748.

The product of its (nonzero) digits is 14580, while the sum is 35.

The spelling of 10139603651 in words is "ten billion, one hundred thirty-nine million, six hundred three thousand, six hundred fifty-one".