2600980551 has 40 divisors (see below), whose sum is σ = 4221515760. Its totient is φ = 1586366208.

The previous prime is 2600980537. The next prime is 2600980561. The reversal of 2600980551 is 1550890062.

It is a happy number.

2600980551 is a `hidden beast` number, since 26 + 0 + 0 + 9 + 80 + 551 = 666.

It is not a de Polignac number, because 2600980551 - 2¹⁰ = 2600979527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2600980511) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 108060 + ... + 129918.

It is an arithmetic number, because the mean of its divisors is an integer number (105537894).

Almost surely, 2^2600980551 is an apocalyptic number.

2600980551 is a deficient number, since it is larger than the sum of its proper divisors (1620535209).

2600980551 is a wasteful number, since it uses less digits than its factorization.

2600980551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21997 (or 21988 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 2600980551 is about 50999.8093231730. The cubic root of 2600980551 is about 1375.2417075470.

The spelling of 2600980551 in words is "two billion, six hundred million, nine hundred eighty thousand, five hundred fifty-one".