10138711545 has 16 divisors (see below), whose sum is σ = 18024376320. Its totient is φ = 5407312752.

The previous prime is 10138711511. The next prime is 10138711553. The reversal of 10138711545 is 54511783101.

It is a happy number.

10138711545 is a `hidden beast` number, since 10 + 1 + 38 + 71 + 1 + 545 = 666.

It is not a de Polignac number, because 10138711545 - 2¹⁸ = 10138449401 is a prime.

It is a super-3 number, since 3×10138711545³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37550649 + ... + 37550918.

It is an arithmetic number, because the mean of its divisors is an integer number (1126523520).

Almost surely, 2^10138711545 is an apocalyptic number.

10138711545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10138711545 is a deficient number, since it is larger than the sum of its proper divisors (7885664775).

10138711545 is an equidigital number, since it uses as much as digits as its factorization.

10138711545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75101581 (or 75101575 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 36.

The spelling of 10138711545 in words is "ten billion, one hundred thirty-eight million, seven hundred eleven thousand, five hundred forty-five".