545345530125501 has 64 divisors (see below), whose sum is σ = 861963978014720. Its totient is φ = 300113886179520.

The previous prime is 545345530125497. The next prime is 545345530125559. The reversal of 545345530125501 is 105521035543545.

It is not a de Polignac number, because 545345530125501 - 2² = 545345530125497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545345530121501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 406249830 + ... + 407590008.

It is an arithmetic number, because the mean of its divisors is an integer number (13468187156480).

Almost surely, 2^{545345530125501} is an apocalyptic number.

It is an amenable number.

545345530125501 is a deficient number, since it is larger than the sum of its proper divisors (316618447889219).

545345530125501 is a wasteful number, since it uses less digits than its factorization.

545345530125501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343246.

The product of its (nonzero) digits is 4500000, while the sum is 48.

The spelling of 545345530125501 in words is "five hundred forty-five trillion, three hundred forty-five billion, five hundred thirty million, one hundred twenty-five thousand, five hundred one".