494600076921 has 16 divisors (see below), whose sum is σ = 681058119168. Its totient is φ = 318947654400.

The previous prime is 494600076911. The next prime is 494600076973. The reversal of 494600076921 is 129670006494.

It is a happy number.

It is not a de Polignac number, because 494600076921 - 2⁵ = 494600076889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (494600076911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1042896 + ... + 1441121.

It is an arithmetic number, because the mean of its divisors is an integer number (42566132448).

Almost surely, 2^494600076921 is an apocalyptic number.

It is an amenable number.

494600076921 is a deficient number, since it is larger than the sum of its proper divisors (186458042247).

494600076921 is a wasteful number, since it uses less digits than its factorization.

494600076921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486192.

The product of its (nonzero) digits is 653184, while the sum is 48.

The spelling of 494600076921 in words is "four hundred ninety-four billion, six hundred million, seventy-six thousand, nine hundred twenty-one".