39018890534 has 16 divisors (see below), whose sum is σ = 63127067472. Its totient is φ = 17981132448.

The previous prime is 39018890461. The next prime is 39018890539. The reversal of 39018890534 is 43509881093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39018890539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1132124 + ... + 1166079.

It is an arithmetic number, because the mean of its divisors is an integer number (3945441717).

Almost surely, 2^39018890534 is an apocalyptic number.

39018890534 is a deficient number, since it is larger than the sum of its proper divisors (24108176938).

39018890534 is a wasteful number, since it uses less digits than its factorization.

39018890534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298871.

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 39018890534 in words is "thirty-nine billion, eighteen million, eight hundred ninety thousand, five hundred thirty-four".