2545468215 has 16 divisors (see below), whose sum is σ = 4130113536. Its totient is φ = 1338461600.

The previous prime is 2545468181. The next prime is 2545468229. The reversal of 2545468215 is 5128645452.

It is not a de Polignac number, because 2545468215 - 2¹³ = 2545460023 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1193991 + ... + 1196120.

It is an arithmetic number, because the mean of its divisors is an integer number (258132096).

Almost surely, 2^2545468215 is an apocalyptic number.

2545468215 is a deficient number, since it is larger than the sum of its proper divisors (1584645321).

2545468215 is a wasteful number, since it uses less digits than its factorization.

2545468215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2390190.

The product of its digits is 384000, while the sum is 42.

The square root of 2545468215 is about 50452.6333802310. The cubic root of 2545468215 is about 1365.3874063070.

The spelling of 2545468215 in words is "two billion, five hundred forty-five million, four hundred sixty-eight thousand, two hundred fifteen".