39504850494 has 32 divisors (see below), whose sum is σ = 81162571776. Its totient is φ = 12809625120.

The previous prime is 39504850487. The next prime is 39504850507. The reversal of 39504850494 is 49405840593.

39504850494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent 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, 1183899 + ... + 1216809.

It is an arithmetic number, because the mean of its divisors is an integer number (2536330368).

Almost surely, 2^39504850494 is an apocalyptic number.

39504850494 is an abundant number, since it is smaller than the sum of its proper divisors (41657721282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39504850494 is a wasteful number, since it uses less digits than its factorization.

39504850494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38360.

The product of its (nonzero) digits is 3110400, while the sum is 51.

Subtracting 39504850494 from its reverse (49405840593), we obtain a palindrome (9900990099).

The spelling of 39504850494 in words is "thirty-nine billion, five hundred four million, eight hundred fifty thousand, four hundred ninety-four".