50040002838 has 64 divisors (see below), whose sum is σ = 116277649920. Its totient is φ = 14060293632.

The previous prime is 50040002827. The next prime is 50040002839. The reversal of 50040002838 is 83820004005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50040002839) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1710478 + ... + 1739486.

It is an arithmetic number, because the mean of its divisors is an integer number (1816838280).

Almost surely, 2^50040002838 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50040002838, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58138824960).

50040002838 is an abundant number, since it is smaller than the sum of its proper divisors (66237647082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50040002838 is a wasteful number, since it uses less digits than its factorization.

50040002838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29701.

The product of its (nonzero) digits is 7680, while the sum is 30.

The spelling of 50040002838 in words is "fifty billion, forty million, two thousand, eight hundred thirty-eight".