676915512 has 128 divisors (see below), whose sum is σ = 2092124160. Its totient is φ = 177730560.

The previous prime is 676915511. The next prime is 676915513. The reversal of 676915512 is 215519676.

It is an interprime number because it is at equal distance from previous prime (676915511) and next prime (676915513).

It is a super-2 number, since 2×676915512² = 916429220772444288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676915511) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 613153 + ... + 614255.

It is an arithmetic number, because the mean of its divisors is an integer number (16344720).

Almost surely, 2^676915512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 676915512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1046062080).

676915512 is an abundant number, since it is smaller than the sum of its proper divisors (1415208648).

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

676915512 is a wasteful number, since it uses less digits than its factorization.

676915512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413 (or 1409 counting only the distinct ones).

The product of its digits is 113400, while the sum is 42.

The square root of 676915512 is about 26017.6000430478. The cubic root of 676915512 is about 878.0343142412.

The spelling of 676915512 in words is "six hundred seventy-six million, nine hundred fifteen thousand, five hundred twelve".