621792460903 has 2 divisors, whose sum is σ = 621792460904. Its totient is φ = 621792460902.

The previous prime is 621792460873. The next prime is 621792460957. The reversal of 621792460903 is 309064297126.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 621792460903 - 2¹⁷ = 621792329831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (621792460973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310896230451 + 310896230452.

It is an arithmetic number, because the mean of its divisors is an integer number (310896230452).

Almost surely, 2^621792460903 is an apocalyptic number.

621792460903 is a deficient number, since it is larger than the sum of its proper divisors (1).

621792460903 is an equidigital number, since it uses as much as digits as its factorization.

621792460903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 621792460903 in words is "six hundred twenty-one billion, seven hundred ninety-two million, four hundred sixty thousand, nine hundred three".