2655100643 has 8 divisors (see below), whose sum is σ = 2876883408. Its totient is φ = 2435824224.

The previous prime is 2655100639. The next prime is 2655100687. The reversal of 2655100643 is 3460015562.

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

It is a cyclic number.

It is not a de Polignac number, because 2655100643 - 2² = 2655100639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2655102643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624380 + ... + 628617.

It is an arithmetic number, because the mean of its divisors is an integer number (359610426).

Almost surely, 2^2655100643 is an apocalyptic number.

2655100643 is a deficient number, since it is larger than the sum of its proper divisors (221782765).

2655100643 is a wasteful number, since it uses less digits than its factorization.

2655100643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253173.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 2655100643 is about 51527.6687130322. The cubic root of 2655100643 is about 1384.7147849399.

The spelling of 2655100643 in words is "two billion, six hundred fifty-five million, one hundred thousand, six hundred forty-three".