6481290623 has 2 divisors, whose sum is σ = 6481290624. Its totient is φ = 6481290622.

The previous prime is 6481290617. The next prime is 6481290671. The reversal of 6481290623 is 3260921846.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6481290623 - 2⁸ = 6481290367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6481290323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3240645311 + 3240645312.

It is an arithmetic number, because the mean of its divisors is an integer number (3240645312).

Almost surely, 2^6481290623 is an apocalyptic number.

6481290623 is a deficient number, since it is larger than the sum of its proper divisors (1).

6481290623 is an equidigital number, since it uses as much as digits as its factorization.

6481290623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 6481290623 is about 80506.4632374321. The cubic root of 6481290623 is about 1864.4632689898.

The spelling of 6481290623 in words is "six billion, four hundred eighty-one million, two hundred ninety thousand, six hundred twenty-three".