2415545625 has 20 divisors (see below), whose sum is σ = 4024624208. Its totient is φ = 1288290000.

The previous prime is 2415545617. The next prime is 2415545663. The reversal of 2415545625 is 5265455142.

It is not a de Polignac number, because 2415545625 - 2³ = 2415545617 is a prime.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 642271 + ... + 646020.

Almost surely, 2^2415545625 is an apocalyptic number.

2415545625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2415545625 is a deficient number, since it is larger than the sum of its proper divisors (1609078583).

2415545625 is an equidigital number, since it uses as much as digits as its factorization.

2415545625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288314 (or 1288299 counting only the distinct ones).

The product of its digits is 240000, while the sum is 39.

The square root of 2415545625 is about 49148.2006283038. The cubic root of 2415545625 is about 1341.7504459255.

The spelling of 2415545625 in words is "two billion, four hundred fifteen million, five hundred forty-five thousand, six hundred twenty-five".