2600963997 has 8 divisors (see below), whose sum is σ = 3494425440. Its totient is φ = 1720739280.

The previous prime is 2600963987. The next prime is 2600964001. The reversal of 2600963997 is 7993690062.

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

It is not a de Polignac number, because 2600963997 - 2¹⁸ = 2600701853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2600963987) 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, 3308722 + ... + 3309507.

It is an arithmetic number, because the mean of its divisors is an integer number (436803180).

Almost surely, 2^2600963997 is an apocalyptic number.

It is an amenable number.

2600963997 is a deficient number, since it is larger than the sum of its proper divisors (893461443).

2600963997 is a wasteful number, since it uses less digits than its factorization.

2600963997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6618363.

The product of its (nonzero) digits is 1102248, while the sum is 51.

The square root of 2600963997 is about 50999.6470281903. The cubic root of 2600963997 is about 1375.2387899550.

The spelling of 2600963997 in words is "two billion, six hundred million, nine hundred sixty-three thousand, nine hundred ninety-seven".