50155007603 has 4 divisors (see below), whose sum is σ = 50157449280. Its totient is φ = 50152565928.

The previous prime is 50155007599. The next prime is 50155007641. The reversal of 50155007603 is 30670055105.

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

It is a cyclic number.

It is not a de Polignac number, because 50155007603 - 2² = 50155007599 is a prime.

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 50155007603.

It is not an unprimeable number, because it can be changed into a prime (50155007803) 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, 1189763 + ... + 1231196.

It is an arithmetic number, because the mean of its divisors is an integer number (12539362320).

Almost surely, 2^50155007603 is an apocalyptic number.

50155007603 is a deficient number, since it is larger than the sum of its proper divisors (2441677).

50155007603 is a wasteful number, since it uses less digits than its factorization.

50155007603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2441676.

The product of its (nonzero) digits is 15750, while the sum is 32.

The spelling of 50155007603 in words is "fifty billion, one hundred fifty-five million, seven thousand, six hundred three".