1400668080688 has 10 divisors (see below), whose sum is σ = 2713794406364. Its totient is φ = 700334040336.

The previous prime is 1400668080671. The next prime is 1400668080719. The reversal of 1400668080688 is 8860808660041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43770877506 + ... + 43770877537.

Almost surely, 2^{1400668080688} is an apocalyptic number.

It is an amenable number.

1400668080688 is a deficient number, since it is larger than the sum of its proper divisors (1313126325676).

1400668080688 is an equidigital number, since it uses as much as digits as its factorization.

1400668080688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87541755051 (or 87541755045 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 55.

The spelling of 1400668080688 in words is "one trillion, four hundred billion, six hundred sixty-eight million, eighty thousand, six hundred eighty-eight".