2661035630 has 24 divisors (see below), whose sum is σ = 5264894376. Its totient is φ = 967648880.

The previous prime is 2661035627. The next prime is 2661035681. The reversal of 2661035630 is 365301662.

It is a super-2 number, since 2×2661035630² = 14162221248258993800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1098392 + ... + 1100811.

It is an arithmetic number, because the mean of its divisors is an integer number (219370599).

Almost surely, 2^2661035630 is an apocalyptic number.

2661035630 is a deficient number, since it is larger than the sum of its proper divisors (2603858746).

2661035630 is a wasteful number, since it uses less digits than its factorization.

2661035630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199232 (or 2199221 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 2661035630 is about 51585.2268580841. The cubic root of 2661035630 is about 1385.7457751576.

The spelling of 2661035630 in words is "two billion, six hundred sixty-one million, thirty-five thousand, six hundred thirty".