8138018503514 has 32 divisors (see below), whose sum is σ = 12539355365376. Its totient is φ = 3959289414000.

The previous prime is 8138018503499. The next prime is 8138018503523. The reversal of 8138018503514 is 4153058108318.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Curzon number.

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, 15483989 + ... + 16000935.

It is an arithmetic number, because the mean of its divisors is an integer number (391854855168).

Almost surely, 2^{8138018503514} is an apocalyptic number.

8138018503514 is a deficient number, since it is larger than the sum of its proper divisors (4401336861862).

8138018503514 is a wasteful number, since it uses less digits than its factorization.

8138018503514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517970.

The product of its (nonzero) digits is 460800, while the sum is 47.

The spelling of 8138018503514 in words is "eight trillion, one hundred thirty-eight billion, eighteen million, five hundred three thousand, five hundred fourteen".