2552659945 has 32 divisors (see below), whose sum is σ = 3519728640. Its totient is φ = 1759074240.

The previous prime is 2552659847. The next prime is 2552659951. The reversal of 2552659945 is 5499562552.

It is not a de Polignac number, because 2552659945 - 2⁹ = 2552659433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2552659892 and 2552659901.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125926 + ... + 144784.

It is an arithmetic number, because the mean of its divisors is an integer number (109991520).

Almost surely, 2^2552659945 is an apocalyptic number.

It is an amenable number.

2552659945 is a deficient number, since it is larger than the sum of its proper divisors (967068695).

2552659945 is a wasteful number, since it uses less digits than its factorization.

2552659945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19005.

The product of its digits is 4860000, while the sum is 52.

The square root of 2552659945 is about 50523.8552072187. The cubic root of 2552659945 is about 1366.6720768839.

It can be divided in two parts, 2552659 and 945, that added together give a square (2553604 = 1598²).

The spelling of 2552659945 in words is "two billion, five hundred fifty-two million, six hundred fifty-nine thousand, nine hundred forty-five".