550790507 has 2 divisors, whose sum is σ = 550790508. Its totient is φ = 550790506.

The previous prime is 550790501. The next prime is 550790519. The reversal of 550790507 is 705097055.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550790507 is a prime.

It is not a weakly prime, because it can be changed into another prime (550790501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275395253 + 275395254.

It is an arithmetic number, because the mean of its divisors is an integer number (275395254).

Almost surely, 2^550790507 is an apocalyptic number.

550790507 is a deficient number, since it is larger than the sum of its proper divisors (1).

550790507 is an equidigital number, since it uses as much as digits as its factorization.

550790507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55125, while the sum is 38.

The square root of 550790507 is about 23468.9264134515. The cubic root of 550790507 is about 819.7136155384.

The spelling of 550790507 in words is "five hundred fifty million, seven hundred ninety thousand, five hundred seven".