10438113771 has 24 divisors (see below), whose sum is σ = 16299767120. Its totient is φ = 6414313536.

The previous prime is 10438113737. The next prime is 10438113799. The reversal of 10438113771 is 17731183401.

It is not a de Polignac number, because 10438113771 - 2¹⁴ = 10438097387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10438113701) 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, 818560 + ... + 831213.

Almost surely, 2^10438113771 is an apocalyptic number.

10438113771 is a deficient number, since it is larger than the sum of its proper divisors (5861653349).

10438113771 is a wasteful number, since it uses less digits than its factorization.

10438113771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649835 (or 1649832 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The spelling of 10438113771 in words is "ten billion, four hundred thirty-eight million, one hundred thirteen thousand, seven hundred seventy-one".