50601553 has 4 divisors (see below), whose sum is σ = 50737588. Its totient is φ = 50465520.

The previous prime is 50601539. The next prime is 50601559. The reversal of 50601553 is 35510605.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16589329 + 34012224 = 4073^2 + 5832^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50601553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50601559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67458 + ... + 68203.

It is an arithmetic number, because the mean of its divisors is an integer number (12684397).

Almost surely, 2^50601553 is an apocalyptic number.

It is an amenable number.

50601553 is a deficient number, since it is larger than the sum of its proper divisors (136035).

50601553 is a wasteful number, since it uses less digits than its factorization.

50601553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136034.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 50601553 is about 7113.4768573462. The cubic root of 50601553 is about 369.8746909480.

The spelling of 50601553 in words is "fifty million, six hundred one thousand, five hundred fifty-three".