50138726000 has 80 divisors (see below), whose sum is σ = 132256901088. Its totient is φ = 18232256000.

The previous prime is 50138725997. The next prime is 50138726009. The reversal of 50138726000 is 62783105.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50138726009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1117517 + ... + 1161516.

Almost surely, 2^50138726000 is an apocalyptic number.

50138726000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50138726000 is an abundant number, since it is smaller than the sum of its proper divisors (82118175088).

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

50138726000 is a wasteful number, since it uses less digits than its factorization.

50138726000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279067 (or 2279051 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 50138726000 in words is "fifty billion, one hundred thirty-eight million, seven hundred twenty-six thousand".