2655838651 has 8 divisors (see below), whose sum is σ = 2888066880. Its totient is φ = 2432055168.

The previous prime is 2655838621. The next prime is 2655838663. The reversal of 2655838651 is 1568385562.

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 2655838651 - 2⁹ = 2655838139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2655838595 and 2655838604.

It is not an unprimeable number, because it can be changed into a prime (2655838621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2110531 + ... + 2111788.

It is an arithmetic number, because the mean of its divisors is an integer number (361008360).

Almost surely, 2^2655838651 is an apocalyptic number.

2655838651 is a deficient number, since it is larger than the sum of its proper divisors (232228229).

2655838651 is a wasteful number, since it uses less digits than its factorization.

2655838651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4222373.

The product of its digits is 1728000, while the sum is 49.

The square root of 2655838651 is about 51534.8294942362. The cubic root of 2655838651 is about 1384.8430708389.

The spelling of 2655838651 in words is "two billion, six hundred fifty-five million, eight hundred thirty-eight thousand, six hundred fifty-one".