50353403040400 has 120 divisors (see below), whose sum is σ = 121988803377600. Its totient is φ = 19973038809600.

The previous prime is 50353403040371. The next prime is 50353403040407. The reversal of 50353403040400 is 404030435305.

It is not an unprimeable number, because it can be changed into a prime (50353403040407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24724930 + ... + 26683870.

It is an arithmetic number, because the mean of its divisors is an integer number (1016573361480).

Almost surely, 2^{50353403040400} is an apocalyptic number.

50353403040400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50353403040400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60994401688800).

50353403040400 is an abundant number, since it is smaller than the sum of its proper divisors (71635400337200).

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

50353403040400 is a wasteful number, since it uses less digits than its factorization.

50353403040400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1959497 (or 1959486 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 50353403040400 its reverse (404030435305), we get a palindrome (50757433475705).

The spelling of 50353403040400 in words is "fifty trillion, three hundred fifty-three billion, four hundred three million, forty thousand, four hundred".