2545039170 has 96 divisors (see below), whose sum is σ = 7163043840. Its totient is φ = 642932640.

The previous prime is 2545039129. The next prime is 2545039177. The reversal of 2545039170 is 719305452.

2545039170 is a `hidden beast` number, since 2 + 5 + 450 + 39 + 170 = 666.

2545039170 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2545039177) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 84415 + ... + 110525.

It is an arithmetic number, because the mean of its divisors is an integer number (74615040).

Almost surely, 2^2545039170 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2545039170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3581521920).

2545039170 is an abundant number, since it is smaller than the sum of its proper divisors (4618004670).

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

2545039170 is a wasteful number, since it uses less digits than its factorization.

2545039170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26165 (or 26140 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 2545039170 is about 50448.3812426127. The cubic root of 2545039170 is about 1365.3106888486.

It can be divided in two parts, 25450 and 39170, that added together give a triangular number (64620 = T₃₅₉).

The spelling of 2545039170 in words is "two billion, five hundred forty-five million, thirty-nine thousand, one hundred seventy".