2565350474 has 12 divisors (see below), whose sum is σ = 4061213874. Its totient is φ = 1215165672.

The previous prime is 2565350423. The next prime is 2565350479. The reversal of 2565350474 is 4740535652.

It can be written as a sum of positive squares in only one way, i.e., 2445994849 + 119355625 = 49457^2 + 10925^2 .

It is not an unprimeable number, because it can be changed into a prime (2565350479) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1775837 + ... + 1777280.

Almost surely, 2^2565350474 is an apocalyptic number.

2565350474 is a deficient number, since it is larger than the sum of its proper divisors (1495863400).

2565350474 is a wasteful number, since it uses less digits than its factorization.

2565350474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3553157 (or 3553138 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 41.

The square root of 2565350474 is about 50649.2889782275. The cubic root of 2565350474 is about 1368.9331339263.

The spelling of 2565350474 in words is "two billion, five hundred sixty-five million, three hundred fifty thousand, four hundred seventy-four".