2656552730 has 16 divisors (see below), whose sum is σ = 5149625544. Its totient is φ = 980880960.

The previous prime is 2656552699. The next prime is 2656552741. The reversal of 2656552730 is 372556562.

It can be written as a sum of positive squares in 4 ways, for example, as 798684121 + 1857868609 = 28261^2 + 43103^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10217381 + ... + 10217640.

Almost surely, 2^2656552730 is an apocalyptic number.

2656552730 is a deficient number, since it is larger than the sum of its proper divisors (2493072814).

2656552730 is a wasteful number, since it uses less digits than its factorization.

2656552730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20435041.

The product of its (nonzero) digits is 378000, while the sum is 41.

The square root of 2656552730 is about 51541.7571489370. The cubic root of 2656552730 is about 1384.9671746055.

The spelling of 2656552730 in words is "two billion, six hundred fifty-six million, five hundred fifty-two thousand, seven hundred thirty".