50113142553 has 4 divisors (see below), whose sum is σ = 66817523408. Its totient is φ = 33408761700.

The previous prime is 50113142531. The next prime is 50113142567. The reversal of 50113142553 is 35524131105.

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 not a de Polignac number, because 50113142553 - 2¹⁶ = 50113077017 is a prime.

It is a super-2 number, since 2×50113142553² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50113142553.

It is not an unprimeable number, because it can be changed into a prime (50113142593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8352190423 + ... + 8352190428.

It is an arithmetic number, because the mean of its divisors is an integer number (16704380852).

Almost surely, 2^50113142553 is an apocalyptic number.

It is an amenable number.

50113142553 is a deficient number, since it is larger than the sum of its proper divisors (16704380855).

50113142553 is a wasteful number, since it uses less digits than its factorization.

50113142553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16704380854.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 50113142553 its reverse (35524131105), we get a palindrome (85637273658).

The spelling of 50113142553 in words is "fifty billion, one hundred thirteen million, one hundred forty-two thousand, five hundred fifty-three".