680060771400 has 96 divisors (see below), whose sum is σ = 2108313898560. Its totient is φ = 181338743040.

The previous prime is 680060771393. The next prime is 680060771431. The reversal of 680060771400 is 4177060086.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18907834 + ... + 18943766.

It is an arithmetic number, because the mean of its divisors is an integer number (21961603110).

Almost surely, 2^680060771400 is an apocalyptic number.

680060771400 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

680060771400 is an abundant number, since it is smaller than the sum of its proper divisors (1428253127160).

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

680060771400 is a wasteful number, since it uses less digits than its factorization.

680060771400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67495 (or 67486 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The spelling of 680060771400 in words is "six hundred eighty billion, sixty million, seven hundred seventy-one thousand, four hundred".