50436553 has 2 divisors, whose sum is σ = 50436554. Its totient is φ = 50436552.

The previous prime is 50436517. The next prime is 50436557. The reversal of 50436553 is 35563405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38787984 + 11648569 = 6228^2 + 3413^2 .

It is a cyclic number.

It is not a de Polignac number, because 50436553 - 2¹⁷ = 50305481 is a prime.

It is not a weakly prime, because it can be changed into another prime (50436557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25218276 + 25218277.

It is an arithmetic number, because the mean of its divisors is an integer number (25218277).

Almost surely, 2^50436553 is an apocalyptic number.

It is an amenable number.

50436553 is a deficient number, since it is larger than the sum of its proper divisors (1).

50436553 is an equidigital number, since it uses as much as digits as its factorization.

50436553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 50436553 is about 7101.8696834003. The cubic root of 50436553 is about 369.4722278153.

Adding to 50436553 its reverse (35563405), we get a palindrome (85999958).

The spelling of 50436553 in words is "fifty million, four hundred thirty-six thousand, five hundred fifty-three".