2660432563430 has 32 divisors (see below), whose sum is σ = 4834233180288. Its totient is φ = 1054117411200.

The previous prime is 2660432563417. The next prime is 2660432563487. The reversal of 2660432563430 is 343652340662.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2368481 + ... + 3306140.

It is an arithmetic number, because the mean of its divisors is an integer number (151069786884).

Almost surely, 2^{2660432563430} is an apocalyptic number.

2660432563430 is a deficient number, since it is larger than the sum of its proper divisors (2173800616858).

2660432563430 is a wasteful number, since it uses less digits than its factorization.

2660432563430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5675072.

The product of its (nonzero) digits is 1866240, while the sum is 44.

The spelling of 2660432563430 in words is "two trillion, six hundred sixty billion, four hundred thirty-two million, five hundred sixty-three thousand, four hundred thirty".