2545169770 has 64 divisors (see below), whose sum is σ = 5392033920. Its totient is φ = 852768000.

The previous prime is 2545169761. The next prime is 2545169797. The reversal of 2545169770 is 779615452.

It is a self number, because there is not a number n which added to its sum of digits gives 2545169770.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1001161 + ... + 1003699.

It is an arithmetic number, because the mean of its divisors is an integer number (84250530).

Almost surely, 2^2545169770 is an apocalyptic number.

2545169770 is an abundant number, since it is smaller than the sum of its proper divisors (2846864150).

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

2545169770 is a wasteful number, since it uses less digits than its factorization.

2545169770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3271.

The product of its (nonzero) digits is 529200, while the sum is 46.

The square root of 2545169770 is about 50449.6756183823. The cubic root of 2545169770 is about 1365.3340423236.

The spelling of 2545169770 in words is "two billion, five hundred forty-five million, one hundred sixty-nine thousand, seven hundred seventy".