2601230261 has 16 divisors (see below), whose sum is σ = 3057800064. Its totient is φ = 2166441984.

The previous prime is 2601230257. The next prime is 2601230263. The reversal of 2601230261 is 1620321062.

It is not a de Polignac number, because 2601230261 - 2² = 2601230257 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2601230263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35705 + ... + 80481.

It is an arithmetic number, because the mean of its divisors is an integer number (191112504).

Almost surely, 2^2601230261 is an apocalyptic number.

It is an amenable number.

2601230261 is a deficient number, since it is larger than the sum of its proper divisors (456569803).

2601230261 is a wasteful number, since it uses less digits than its factorization.

2601230261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45020.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2601230261 is about 51002.2574108245. The cubic root of 2601230261 is about 1375.2857166698.

The spelling of 2601230261 in words is "two billion, six hundred one million, two hundred thirty thousand, two hundred sixty-one".