2600463561 has 8 divisors (see below), whose sum is σ = 3468803424. Its totient is φ = 1732883040.

The previous prime is 2600463539. The next prime is 2600463587. The reversal of 2600463561 is 1653640062.

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

It is a de Polignac number, because none of the positive numbers 2^k-2600463561 is a prime.

It is a super-4 number, since 4×2600463561⁴ (a number of 39 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (2600463521) 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, 181795 + ... + 195576.

It is an arithmetic number, because the mean of its divisors is an integer number (433600428).

Almost surely, 2^2600463561 is an apocalyptic number.

It is an amenable number.

2600463561 is a deficient number, since it is larger than the sum of its proper divisors (868339863).

2600463561 is a wasteful number, since it uses less digits than its factorization.

2600463561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379671.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 2600463561 is about 50994.7405229206. The cubic root of 2600463561 is about 1375.1505837946.

The spelling of 2600463561 in words is "two billion, six hundred million, four hundred sixty-three thousand, five hundred sixty-one".