1366223670272 has 22 divisors (see below), whose sum is σ = 2731113139788. Its totient is φ = 683111834624.

The previous prime is 1366223670223. The next prime is 1366223670281. The reversal of 1366223670272 is 2720763226631.

It is a super-2 number, since 2×1366223670272² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667100378 + ... + 667102425.

It is an arithmetic number, because the mean of its divisors is an integer number (124141506354).

Almost surely, 2^{1366223670272} is an apocalyptic number.

It is an amenable number.

1366223670272 is a deficient number, since it is larger than the sum of its proper divisors (1364889469516).

1366223670272 is an equidigital number, since it uses as much as digits as its factorization.

1366223670272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334202823 (or 1334202805 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 47.

The spelling of 1366223670272 in words is "one trillion, three hundred sixty-six billion, two hundred twenty-three million, six hundred seventy thousand, two hundred seventy-two".