545443523504 has 40 divisors (see below), whose sum is σ = 1170076294848. Its totient is φ = 244228438080.

The previous prime is 545443523483. The next prime is 545443523519. The reversal of 545443523504 is 405325344545.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23115902 + ... + 23139485.

Almost surely, 2^545443523504 is an apocalyptic number.

It is an amenable number.

545443523504 is an abundant number, since it is smaller than the sum of its proper divisors (624632771344).

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

545443523504 is a wasteful number, since it uses less digits than its factorization.

545443523504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46255473 (or 46255467 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 44.

The spelling of 545443523504 in words is "five hundred forty-five billion, four hundred forty-three million, five hundred twenty-three thousand, five hundred four".