2545956626 has 8 divisors (see below), whose sum is σ = 3819283644. Its totient is φ = 1272862080.

The previous prime is 2545956607. The next prime is 2545956631. The reversal of 2545956626 is 6266595452.

It can be written as a sum of positive squares in 2 ways, for example, as 2059798225 + 486158401 = 45385^2 + 22049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27515 + ... + 76478.

Almost surely, 2^2545956626 is an apocalyptic number.

2545956626 is a deficient number, since it is larger than the sum of its proper divisors (1273327018).

2545956626 is a wasteful number, since it uses less digits than its factorization.

2545956626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116236.

The product of its digits is 3888000, while the sum is 50.

The square root of 2545956626 is about 50457.4734405123. The cubic root of 2545956626 is about 1365.4747284976.

The spelling of 2545956626 in words is "two billion, five hundred forty-five million, nine hundred fifty-six thousand, six hundred twenty-six".