15852140038 has 24 divisors (see below), whose sum is σ = 28049961744. Its totient is φ = 6698084400.

The previous prime is 15852140023. The next prime is 15852140053. The reversal of 15852140038 is 83004125851.

15852140038 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (15852140023) and next prime (15852140053).

It is a junction number, because it is equal to n+sod(n) for n = 15852139979 and 15852140006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1132173 + ... + 1146088.

It is an arithmetic number, because the mean of its divisors is an integer number (1168748406).

Almost surely, 2^15852140038 is an apocalyptic number.

15852140038 is a deficient number, since it is larger than the sum of its proper divisors (12197821706).

15852140038 is a wasteful number, since it uses less digits than its factorization.

15852140038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2278348 (or 2278341 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 37.

Adding to 15852140038 its reverse (83004125851), we get a palindrome (98856265889).

The spelling of 15852140038 in words is "fifteen billion, eight hundred fifty-two million, one hundred forty thousand, thirty-eight".