494883870990 has 16 divisors (see below), whose sum is σ = 1187721290448. Its totient is φ = 131969032256.

The previous prime is 494883870983. The next prime is 494883871003. The reversal of 494883870990 is 99078388494.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8248064487 + ... + 8248064546.

It is an arithmetic number, because the mean of its divisors is an integer number (74232580653).

Almost surely, 2^494883870990 is an apocalyptic number.

494883870990 is an abundant number, since it is smaller than the sum of its proper divisors (692837419458).

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

494883870990 is a wasteful number, since it uses less digits than its factorization.

494883870990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16496129043.

The product of its (nonzero) digits is 125411328, while the sum is 69.

The spelling of 494883870990 in words is "four hundred ninety-four billion, eight hundred eighty-three million, eight hundred seventy thousand, nine hundred ninety".