545332015520 has 48 divisors (see below), whose sum is σ = 1299748229640. Its totient is φ = 216202420224.

The previous prime is 545332015519. The next prime is 545332015531. The reversal of 545332015520 is 25510233545.

It can be written as a sum of positive squares in 4 ways, for example, as 436450494736 + 108881520784 = 660644^2 + 329972^2 .

It is a super-2 number, since 2×545332015520² (a number of 24 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 15063005 + ... + 15099164.

Almost surely, 2^545332015520 is an apocalyptic number.

It is an amenable number.

545332015520 is an abundant number, since it is smaller than the sum of its proper divisors (754416214120).

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

545332015520 is a wasteful number, since it uses less digits than its factorization.

545332015520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30162297 (or 30162289 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 545332015520 in words is "five hundred forty-five billion, three hundred thirty-two million, fifteen thousand, five hundred twenty".