1546130323872 has 72 divisors (see below), whose sum is σ = 4468886980740. Its totient is φ = 506927969280.

The previous prime is 1546130323861. The next prime is 1546130323921. The reversal of 1546130323872 is 2783230316451.

1546130323872 is a `hidden beast` number, since 1 + 5 + 4 + 613 + 0 + 3 + 23 + 8 + 7 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1520377777296 + 25752546576 = 1233036^2 + 160476^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×1546130323872² (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 11 ways as a sum of consecutive naturals, for example, 43986597 + ... + 44021732.

Almost surely, 2^{1546130323872} is an apocalyptic number.

1546130323872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1546130323872 is an abundant number, since it is smaller than the sum of its proper divisors (2922756656868).

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

1546130323872 is a wasteful number, since it uses less digits than its factorization.

1546130323872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88008406 (or 88008395 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 1546130323872 in words is "one trillion, five hundred forty-six billion, one hundred thirty million, three hundred twenty-three thousand, eight hundred seventy-two".