508778041494 has 16 divisors (see below), whose sum is σ = 1018003781232. Its totient is φ = 169518064128.

The previous prime is 508778041489. The next prime is 508778041537. The reversal of 508778041494 is 494140877805.

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, 18639319 + ... + 18666594.

It is an arithmetic number, because the mean of its divisors is an integer number (63625236327).

Almost surely, 2^508778041494 is an apocalyptic number.

508778041494 is an abundant number, since it is smaller than the sum of its proper divisors (509225739738).

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

508778041494 is a wasteful number, since it uses less digits than its factorization.

508778041494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37308191.

The product of its (nonzero) digits is 9031680, while the sum is 57.

The spelling of 508778041494 in words is "five hundred eight billion, seven hundred seventy-eight million, forty-one thousand, four hundred ninety-four".