1356669946560 has 56 divisors (see below), whose sum is σ = 4307427083376. Its totient is φ = 361778652160.

The previous prime is 1356669946501. The next prime is 1356669946579. The reversal of 1356669946560 is 656499666531.

It is a super-2 number, since 2×1356669946560² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1356669946491 and 1356669946500.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 706597971 + ... + 706599890.

Almost surely, 2^{1356669946560} is an apocalyptic number.

1356669946560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1356669946560 is an abundant number, since it is smaller than the sum of its proper divisors (2950757136816).

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

1356669946560 is a wasteful number, since it uses less digits than its factorization.

1356669946560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1413197881 (or 1413197871 counting only the distinct ones).

The product of its (nonzero) digits is 188956800, while the sum is 66.

The spelling of 1356669946560 in words is "one trillion, three hundred fifty-six billion, six hundred sixty-nine million, nine hundred forty-six thousand, five hundred sixty".