50154551400 has 96 divisors (see below), whose sum is σ = 155850962400. Its totient is φ = 13342560000.

The previous prime is 50154551399. The next prime is 50154551413. The reversal of 50154551400 is 415545105.

It is a super-2 number, since 2×50154551400² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 23 ways as a sum of consecutive naturals, for example, 151650 + ... + 351150.

It is an arithmetic number, because the mean of its divisors is an integer number (1623447525).

Almost surely, 2^50154551400 is an apocalyptic number.

50154551400 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 50154551400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77925481200).

50154551400 is an abundant number, since it is smaller than the sum of its proper divisors (105696411000).

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

50154551400 is a wasteful number, since it uses less digits than its factorization.

50154551400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199939 (or 199930 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 50154551400 in words is "fifty billion, one hundred fifty-four million, five hundred fifty-one thousand, four hundred".