10138827523 has 24 divisors (see below), whose sum is σ = 11834154864. Its totient is φ = 8649738240.

The previous prime is 10138827521. The next prime is 10138827527. The reversal of 10138827523 is 32572883101.

It is a happy number.

It is not a de Polignac number, because 10138827523 - 2¹ = 10138827521 is a prime.

It is a super-2 number, since 2×10138827523² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10138827521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 719140 + ... + 733102.

It is an arithmetic number, because the mean of its divisors is an integer number (493089786).

Almost surely, 2^10138827523 is an apocalyptic number.

10138827523 is a deficient number, since it is larger than the sum of its proper divisors (1695327341).

10138827523 is a wasteful number, since it uses less digits than its factorization.

10138827523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14355 (or 14344 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 10138827523 in words is "ten billion, one hundred thirty-eight million, eight hundred twenty-seven thousand, five hundred twenty-three".