1420564310664 has 16 divisors (see below), whose sum is σ = 3551410776720. Its totient is φ = 473521436880.

The previous prime is 1420564310651. The next prime is 1420564310677. The reversal of 1420564310664 is 4660134650241.

It is an interprime number because it is at equal distance from previous prime (1420564310651) and next prime (1420564310677).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29595089782 + ... + 29595089829.

It is an arithmetic number, because the mean of its divisors is an integer number (221963173545).

Almost surely, 2^{1420564310664} is an apocalyptic number.

It is an amenable number.

1420564310664 is an abundant number, since it is smaller than the sum of its proper divisors (2130846466056).

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

1420564310664 is a wasteful number, since it uses less digits than its factorization.

1420564310664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59190179620 (or 59190179616 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 1420564310664 in words is "one trillion, four hundred twenty billion, five hundred sixty-four million, three hundred ten thousand, six hundred sixty-four".