545250021315 has 64 divisors (see below), whose sum is σ = 928707379200. Its totient is φ = 272752099200.

The previous prime is 545250021313. The next prime is 545250021319. The reversal of 545250021315 is 513120052545.

It is not a de Polignac number, because 545250021315 - 2¹ = 545250021313 is a prime.

It is a super-3 number, since 3×545250021315³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (545250021311) 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, 1807926 + ... + 2087844.

It is an arithmetic number, because the mean of its divisors is an integer number (14511052800).

Almost surely, 2^545250021315 is an apocalyptic number.

545250021315 is a deficient number, since it is larger than the sum of its proper divisors (383457357885).

545250021315 is a wasteful number, since it uses less digits than its factorization.

545250021315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280088.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 545250021315 in words is "five hundred forty-five billion, two hundred fifty million, twenty-one thousand, three hundred fifteen".