50649142032 has 240 divisors, whose sum is σ = 154790146368. Its totient is φ = 15397724160.

The previous prime is 50649142009. The next prime is 50649142039. The reversal of 50649142032 is 23024194605.

It is a happy number.

50649142032 is a `hidden beast` number, since 5 + 0 + 649 + 1 + 4 + 2 + 0 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (50649142039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13787748 + ... + 13791420.

Almost surely, 2^50649142032 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 50649142032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77395073184).

50649142032 is an abundant number, since it is smaller than the sum of its proper divisors (104141004336).

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

50649142032 is a wasteful number, since it uses less digits than its factorization.

50649142032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3878 (or 3869 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 50649142032 in words is "fifty billion, six hundred forty-nine million, one hundred forty-two thousand, thirty-two".