2590997863 has 8 divisors (see below), whose sum is σ = 2862688608. Its totient is φ = 2332560384.

The previous prime is 2590997807. The next prime is 2590997869. The reversal of 2590997863 is 3687990952.

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 2590997863 - 2⁹ = 2590997351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2590997798 and 2590997807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2590997869) 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, 3312906 + ... + 3313687.

It is an arithmetic number, because the mean of its divisors is an integer number (357836076).

Almost surely, 2^2590997863 is an apocalyptic number.

2590997863 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2590997863 is a deficient number, since it is larger than the sum of its proper divisors (271690745).

2590997863 is a wasteful number, since it uses less digits than its factorization.

2590997863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6626633.

The product of its (nonzero) digits is 7348320, while the sum is 58.

The square root of 2590997863 is about 50901.8453791216. The cubic root of 2590997863 is about 1373.4800373032.

The spelling of 2590997863 in words is "two billion, five hundred ninety million, nine hundred ninety-seven thousand, eight hundred sixty-three".