1630712496 has 80 divisors (see below), whose sum is σ = 4823921408. Its totient is φ = 465004800.

The previous prime is 1630712483. The next prime is 1630712513. The reversal of 1630712496 is 6942170361.

It is a super-2 number, since 2×1630712496² = 5318446489221100032, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177291 + ... + 186261.

Almost surely, 2^1630712496 is an apocalyptic number.

1630712496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1630712496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2411960704).

1630712496 is an abundant number, since it is smaller than the sum of its proper divisors (3193208912).

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

1630712496 is a wasteful number, since it uses less digits than its factorization.

1630712496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9530 (or 9524 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 1630712496 is about 40382.0813728069. The cubic root of 1630712496 is about 1177.0433726952.

The spelling of 1630712496 in words is "one billion, six hundred thirty million, seven hundred twelve thousand, four hundred ninety-six".