494230625686 has 32 divisors (see below), whose sum is σ = 915948668160. Its totient is φ = 195241682016.

The previous prime is 494230625677. The next prime is 494230625687. The reversal of 494230625686 is 686526032494.

It is a super-2 number, since 2×494230625686² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494230625687) 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, 25098400 + ... + 25118083.

It is an arithmetic number, because the mean of its divisors is an integer number (28623395880).

Almost surely, 2^494230625686 is an apocalyptic number.

494230625686 is a deficient number, since it is larger than the sum of its proper divisors (421718042474).

494230625686 is a wasteful number, since it uses less digits than its factorization.

494230625686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50216548.

The product of its (nonzero) digits is 14929920, while the sum is 55.

The spelling of 494230625686 in words is "four hundred ninety-four billion, two hundred thirty million, six hundred twenty-five thousand, six hundred eighty-six".