50553553537 has 4 divisors (see below), whose sum is σ = 50562307120. Its totient is φ = 50544799956.

The previous prime is 50553553499. The next prime is 50553553543. The reversal of 50553553537 is 73535535505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50553553537 - 2³¹ = 48406069889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50553553577) 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, 4368123 + ... + 4379680.

It is an arithmetic number, because the mean of its divisors is an integer number (12640576780).

Almost surely, 2^50553553537 is an apocalyptic number.

It is an amenable number.

50553553537 is a deficient number, since it is larger than the sum of its proper divisors (8753583).

50553553537 is an equidigital number, since it uses as much as digits as its factorization.

50553553537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8753582.

The product of its (nonzero) digits is 2953125, while the sum is 46.

The spelling of 50553553537 in words is "fifty billion, five hundred fifty-three million, five hundred fifty-three thousand, five hundred thirty-seven".