50436299520 has 432 divisors, whose sum is σ = 185196211200. Its totient is φ = 12637347840.

The previous prime is 50436299479. The next prime is 50436299531. The reversal of 50436299520 is 2599263405.

50436299520 is a `hidden beast` number, since 5 + 0 + 4 + 36 + 2 + 99 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 47 ways as a sum of consecutive naturals, for example, 28672401 + ... + 28674159.

Almost surely, 2^50436299520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50436299520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92598105600).

50436299520 is an abundant number, since it is smaller than the sum of its proper divisors (134759911680).

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

50436299520 is a wasteful number, since it uses less digits than its factorization.

50436299520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936 (or 1919 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 50436299520 in words is "fifty billion, four hundred thirty-six million, two hundred ninety-nine thousand, five hundred twenty".