493851940516 has 81 divisors (see below), whose sum is σ = 1009654554657. Its totient is φ = 211161118080.

The previous prime is 493851940501. The next prime is 493851940531. The reversal of 493851940516 is 615049158394.

The square root of 493851940516 is 702746.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (493851940501) and next prime (493851940531).

It can be written as a sum of positive squares in only one way, i.e., 384486804900 + 109365135616 = 620070^2 + 330704^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 262826065 + ... + 262827943.

Almost surely, 2^493851940516 is an apocalyptic number.

493851940516 is the 702746-th square number.

It is an amenable number.

493851940516 is an abundant number, since it is smaller than the sum of its proper divisors (515802614141).

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

493851940516 is a wasteful number, since it uses less digits than its factorization.

493851940516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818 (or 1909 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 493851940516 in words is "four hundred ninety-three billion, eight hundred fifty-one million, nine hundred forty thousand, five hundred sixteen".