650904508487 has 2 divisors, whose sum is σ = 650904508488. Its totient is φ = 650904508486.

The previous prime is 650904508481. The next prime is 650904508511. The reversal of 650904508487 is 784805409056.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 650904508487 - 2³⁸ = 376026601543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (650904508481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325452254243 + 325452254244.

It is an arithmetic number, because the mean of its divisors is an integer number (325452254244).

Almost surely, 2^650904508487 is an apocalyptic number.

650904508487 is a deficient number, since it is larger than the sum of its proper divisors (1).

650904508487 is an equidigital number, since it uses as much as digits as its factorization.

650904508487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9676800, while the sum is 56.

The spelling of 650904508487 in words is "six hundred fifty billion, nine hundred four million, five hundred eight thousand, four hundred eighty-seven".