499254284885651 has 2 divisors, whose sum is σ = 499254284885652. Its totient is φ = 499254284885650.

The previous prime is 499254284885621. The next prime is 499254284885683. The reversal of 499254284885651 is 156588482452994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 499254284885651 - 2³⁴ = 499237105016467 is a prime.

It is not a weakly prime, because it can be changed into another prime (499254284885621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249627142442825 + 249627142442826.

It is an arithmetic number, because the mean of its divisors is an integer number (249627142442826).

Almost surely, 2^{499254284885651} is an apocalyptic number.

499254284885651 is a deficient number, since it is larger than the sum of its proper divisors (1).

499254284885651 is an equidigital number, since it uses as much as digits as its factorization.

499254284885651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7962624000, while the sum is 80.

The spelling of 499254284885651 in words is "four hundred ninety-nine trillion, two hundred fifty-four billion, two hundred eighty-four million, eight hundred eighty-five thousand, six hundred fifty-one".