2756561250 has 40 divisors (see below), whose sum is σ = 6889207248. Its totient is φ = 735082000.

The previous prime is 2756561207. The next prime is 2756561257. The reversal of 2756561250 is 521656572.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2756561199 and 2756561208.

It is not an unprimeable number, because it can be changed into a prime (2756561257) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 363792 + ... + 371291.

Almost surely, 2^2756561250 is an apocalyptic number.

2756561250 is an abundant number, since it is smaller than the sum of its proper divisors (4132645998).

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

2756561250 is an equidigital number, since it uses as much as digits as its factorization.

2756561250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735108 (or 735093 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 2756561250 is about 52502.9642020334. The cubic root of 2756561250 is about 1402.1330155312.

The spelling of 2756561250 in words is "two billion, seven hundred fifty-six million, five hundred sixty-one thousand, two hundred fifty".