545332515 has 48 divisors (see below), whose sum is σ = 1093081248. Its totient is φ = 230114304.

The previous prime is 545332499. The next prime is 545332531. The reversal of 545332515 is 515233545.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (545332499) and next prime (545332531).

It is not a de Polignac number, because 545332515 - 2⁴ = 545332499 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18982 + ... + 38091.

It is an arithmetic number, because the mean of its divisors is an integer number (22772526).

Almost surely, 2^545332515 is an apocalyptic number.

545332515 is an abundant number, since it is smaller than the sum of its proper divisors (547748733).

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

545332515 is a wasteful number, since it uses less digits than its factorization.

545332515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57108 (or 57101 counting only the distinct ones).

The product of its digits is 45000, while the sum is 33.

The square root of 545332515 is about 23352.3556627592. The cubic root of 545332515 is about 816.9970046837.

The spelling of 545332515 in words is "five hundred forty-five million, three hundred thirty-two thousand, five hundred fifteen".