676721547876 has 48 divisors (see below), whose sum is σ = 1755065164608. Its totient is φ = 201197942400.

The previous prime is 676721547809. The next prime is 676721547907. The reversal of 676721547876 is 678745127676.

It is a super-2 number, since 2×676721547876² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48357895 + ... + 48371886.

It is an arithmetic number, because the mean of its divisors is an integer number (36563857596).

Almost surely, 2^676721547876 is an apocalyptic number.

676721547876 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

676721547876 is an abundant number, since it is smaller than the sum of its proper divisors (1078343616732).

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

676721547876 is a wasteful number, since it uses less digits than its factorization.

676721547876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96729852 (or 96729850 counting only the distinct ones).

The product of its digits is 165957120, while the sum is 66.

The spelling of 676721547876 in words is "six hundred seventy-six billion, seven hundred twenty-one million, five hundred forty-seven thousand, eight hundred seventy-six".