2545434172 has 12 divisors (see below), whose sum is σ = 4472258616. Its totient is φ = 1267646000.

The previous prime is 2545434103. The next prime is 2545434179. The reversal of 2545434172 is 2714345452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545434179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1266643 + ... + 1268650.

It is an arithmetic number, because the mean of its divisors is an integer number (372688218).

Almost surely, 2^2545434172 is an apocalyptic number.

It is an amenable number.

2545434172 is a deficient number, since it is larger than the sum of its proper divisors (1926824444).

2545434172 is a wasteful number, since it uses less digits than its factorization.

2545434172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535548 (or 2535546 counting only the distinct ones).

The product of its digits is 134400, while the sum is 37.

The square root of 2545434172 is about 50452.2960032544. The cubic root of 2545434172 is about 1365.3813193993.

The spelling of 2545434172 in words is "two billion, five hundred forty-five million, four hundred thirty-four thousand, one hundred seventy-two".