1454137777968 has 20 divisors (see below), whose sum is σ = 3756522593208. Its totient is φ = 484712592640.

The previous prime is 1454137777949. The next prime is 1454137778021. The reversal of 1454137777968 is 8697777314541.

It is a super-2 number, since 2×1454137777968² (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 3 ways as a sum of consecutive naturals, for example, 15147268473 + ... + 15147268568.

Almost surely, 2^{1454137777968} is an apocalyptic number.

It is an amenable number.

1454137777968 is an abundant number, since it is smaller than the sum of its proper divisors (2302384815240).

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

1454137777968 is a wasteful number, since it uses less digits than its factorization.

1454137777968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30294537052 (or 30294537046 counting only the distinct ones).

The product of its digits is 248935680, while the sum is 69.

The spelling of 1454137777968 in words is "one trillion, four hundred fifty-four billion, one hundred thirty-seven million, seven hundred seventy-seven thousand, nine hundred sixty-eight".