50400034200 has 72 divisors (see below), whose sum is σ = 169260120900. Its totient is φ = 13440008640.

The previous prime is 50400034169. The next prime is 50400034213. The reversal of 50400034200 is 243000405.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×50400034200² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13998210 + ... + 14001809.

Almost surely, 2^50400034200 is an apocalyptic number.

50400034200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50400034200 is an abundant number, since it is smaller than the sum of its proper divisors (118860086700).

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

50400034200 is a wasteful number, since it uses less digits than its factorization.

50400034200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28000041 (or 28000029 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

Adding to 50400034200 its reverse (243000405), we get a palindrome (50643034605).

The spelling of 50400034200 in words is "fifty billion, four hundred million, thirty-four thousand, two hundred".