1456399965145 has 32 divisors (see below), whose sum is σ = 1931126303232. Its totient is φ = 1048805041152.

The previous prime is 1456399965131. The next prime is 1456399965151. The reversal of 1456399965145 is 5415699936541.

It is a cyclic number.

It is not a de Polignac number, because 1456399965145 - 2⁵ = 1456399965113 is a prime.

It is a super-2 number, since 2×1456399965145² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24628884 + ... + 24687946.

It is an arithmetic number, because the mean of its divisors is an integer number (60347696976).

Almost surely, 2^{1456399965145} is an apocalyptic number.

It is an amenable number.

1456399965145 is a deficient number, since it is larger than the sum of its proper divisors (474726338087).

1456399965145 is a wasteful number, since it uses less digits than its factorization.

1456399965145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71721.

The product of its digits is 157464000, while the sum is 67.

The spelling of 1456399965145 in words is "one trillion, four hundred fifty-six billion, three hundred ninety-nine million, nine hundred sixty-five thousand, one hundred forty-five".