38400910534 has 16 divisors (see below), whose sum is σ = 67435746336. Its totient is φ = 16056129600.

The previous prime is 38400910511. The next prime is 38400910591. The reversal of 38400910534 is 43501900483.

It is a junction number, because it is equal to n+sod(n) for n = 38400910493 and 38400910502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33449697 + ... + 33450844.

It is an arithmetic number, because the mean of its divisors is an integer number (4214734146).

Almost surely, 2^38400910534 is an apocalyptic number.

38400910534 is a deficient number, since it is larger than the sum of its proper divisors (29034835802).

38400910534 is a wasteful number, since it uses less digits than its factorization.

38400910534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66900591.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 38400910534 in words is "thirty-eight billion, four hundred million, nine hundred ten thousand, five hundred thirty-four".