50553652481 has 2 divisors, whose sum is σ = 50553652482. Its totient is φ = 50553652480.

The previous prime is 50553652427. The next prime is 50553652511. The reversal of 50553652481 is 18425635505.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47663622400 + 2890030081 = 218320^2 + 53759^2 .

It is a cyclic number.

It is not a de Polignac number, because 50553652481 - 2¹⁰ = 50553651457 is a prime.

It is a super-2 number, since 2×50553652481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50553657481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25276826240 + 25276826241.

It is an arithmetic number, because the mean of its divisors is an integer number (25276826241).

Almost surely, 2^50553652481 is an apocalyptic number.

It is an amenable number.

50553652481 is a deficient number, since it is larger than the sum of its proper divisors (1).

50553652481 is an equidigital number, since it uses as much as digits as its factorization.

50553652481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 50553652481 in words is "fifty billion, five hundred fifty-three million, six hundred fifty-two thousand, four hundred eighty-one".