50605553 has 2 divisors, whose sum is σ = 50605554. Its totient is φ = 50605552.

The previous prime is 50605537. The next prime is 50605567. The reversal of 50605553 is 35550605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50367409 + 238144 = 7097^2 + 488^2 .

It is a cyclic number.

It is not a de Polignac number, because 50605553 - 2⁴ = 50605537 is a prime.

It is not a weakly prime, because it can be changed into another prime (50605523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25302776 + 25302777.

It is an arithmetic number, because the mean of its divisors is an integer number (25302777).

Almost surely, 2^50605553 is an apocalyptic number.

It is an amenable number.

50605553 is a deficient number, since it is larger than the sum of its proper divisors (1).

50605553 is an equidigital number, since it uses as much as digits as its factorization.

50605553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11250, while the sum is 29.

The square root of 50605553 is about 7113.7580082541. The cubic root of 50605553 is about 369.8844367608.

The spelling of 50605553 in words is "fifty million, six hundred five thousand, five hundred fifty-three".