1357680993568 has 48 divisors (see below), whose sum is σ = 2789395600320. Its totient is φ = 649268283136.

The previous prime is 1357680993563. The next prime is 1357680993589. The reversal of 1357680993568 is 8653990867531.

It is a junction number, because it is equal to n+sod(n) for n = 1357680993497 and 1357680993506.

It is not an unprimeable number, because it can be changed into a prime (1357680993563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8923638 + ... + 9074506.

It is an arithmetic number, because the mean of its divisors is an integer number (58112408340).

Almost surely, 2^{1357680993568} is an apocalyptic number.

It is an amenable number.

1357680993568 is an abundant number, since it is smaller than the sum of its proper divisors (1431714606752).

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

1357680993568 is a wasteful number, since it uses less digits than its factorization.

1357680993568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163129 (or 163121 counting only the distinct ones).

The product of its (nonzero) digits is 293932800, while the sum is 70.

The spelling of 1357680993568 in words is "one trillion, three hundred fifty-seven billion, six hundred eighty million, nine hundred ninety-three thousand, five hundred sixty-eight".