2545657334 has 16 divisors (see below), whose sum is σ = 4254253056. Its totient is φ = 1132497000.

The previous prime is 2545657327. The next prime is 2545657339. The reversal of 2545657334 is 4337565452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545657339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229942 + ... + 1232009.

It is an arithmetic number, because the mean of its divisors is an integer number (265890816).

Almost surely, 2^2545657334 is an apocalyptic number.

2545657334 is a deficient number, since it is larger than the sum of its proper divisors (1708595722).

2545657334 is a wasteful number, since it uses less digits than its factorization.

2545657334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462011.

The product of its digits is 1512000, while the sum is 44.

The square root of 2545657334 is about 50454.5075686999. The cubic root of 2545657334 is about 1365.4212199037.

The spelling of 2545657334 in words is "two billion, five hundred forty-five million, six hundred fifty-seven thousand, three hundred thirty-four".