50400452000 has 96 divisors (see below), whose sum is σ = 129218229504. Its totient is φ = 19283616000.

The previous prime is 50400451993. The next prime is 50400452093. The reversal of 50400452000 is 25400405.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181916 + ... + 365915.

It is an arithmetic number, because the mean of its divisors is an integer number (1346023224).

Almost surely, 2^50400452000 is an apocalyptic number.

50400452000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50400452000 is an abundant number, since it is smaller than the sum of its proper divisors (78817777504).

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

50400452000 is a wasteful number, since it uses less digits than its factorization.

50400452000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547879 (or 547861 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

Adding to 50400452000 its reverse (25400405), we get a palindrome (50425852405).

The spelling of 50400452000 in words is "fifty billion, four hundred million, four hundred fifty-two thousand".