550894507 has 2 divisors, whose sum is σ = 550894508. Its totient is φ = 550894506.

The previous prime is 550894499. The next prime is 550894511. The reversal of 550894507 is 705498055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550894507 - 2³ = 550894499 is a prime.

It is not a weakly prime, because it can be changed into another prime (550894577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275447253 + 275447254.

It is an arithmetic number, because the mean of its divisors is an integer number (275447254).

Almost surely, 2^550894507 is an apocalyptic number.

550894507 is a deficient number, since it is larger than the sum of its proper divisors (1).

550894507 is an equidigital number, since it uses as much as digits as its factorization.

550894507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252000, while the sum is 43.

The square root of 550894507 is about 23471.1420045979. The cubic root of 550894507 is about 819.7652049357.

The spelling of 550894507 in words is "five hundred fifty million, eight hundred ninety-four thousand, five hundred seven".