1545492546864 has 60 divisors (see below), whose sum is σ = 4943122990416. Its totient is φ = 441569298816.

The previous prime is 1545492546859. The next prime is 1545492546877. The reversal of 1545492546864 is 4686452945451.

1545492546864 is a `hidden beast` number, since 1 + 5 + 4 + 5 + 4 + 9 + 2 + 546 + 86 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 766612359 + ... + 766614374.

Almost surely, 2^{1545492546864} is an apocalyptic number.

1545492546864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1545492546864 is an abundant number, since it is smaller than the sum of its proper divisors (3397630443552).

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

1545492546864 is a wasteful number, since it uses less digits than its factorization.

1545492546864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533226754 (or 1533226745 counting only the distinct ones).

The product of its digits is 165888000, while the sum is 63.

The spelling of 1545492546864 in words is "one trillion, five hundred forty-five billion, four hundred ninety-two million, five hundred forty-six thousand, eight hundred sixty-four".