678076022472 has 16 divisors (see below), whose sum is σ = 1695190056240. Its totient is φ = 226025340816.

The previous prime is 678076022431. The next prime is 678076022473. The reversal of 678076022472 is 274220670876.

It is not an unprimeable number, because it can be changed into a prime (678076022473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14126583778 + ... + 14126583825.

It is an arithmetic number, because the mean of its divisors is an integer number (105949378515).

Almost surely, 2^678076022472 is an apocalyptic number.

It is an amenable number.

678076022472 is an abundant number, since it is smaller than the sum of its proper divisors (1017114033768).

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

678076022472 is a wasteful number, since it uses less digits than its factorization.

678076022472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28253167612 (or 28253167608 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 51.

The spelling of 678076022472 in words is "six hundred seventy-eight billion, seventy-six million, twenty-two thousand, four hundred seventy-two".