494390063826 has 12 divisors (see below), whose sum is σ = 1071178471662. Its totient is φ = 164796687936.

The previous prime is 494390063809. The next prime is 494390063851. The reversal of 494390063826 is 628360093494.

494390063826 is a `hidden beast` number, since 494 + 3 + 90 + 0 + 63 + 8 + 2 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 417438749025 + 76951314801 = 646095^2 + 277401^2 .

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13733057311 + ... + 13733057346.

Almost surely, 2^494390063826 is an apocalyptic number.

494390063826 is an abundant number, since it is smaller than the sum of its proper divisors (576788407836).

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

494390063826 is a wasteful number, since it uses less digits than its factorization.

494390063826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27466114665 (or 27466114662 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 54.

The spelling of 494390063826 in words is "four hundred ninety-four billion, three hundred ninety million, sixty-three thousand, eight hundred twenty-six".