50530091040 has 1152 divisors, whose sum is σ = 216836186112. Its totient is φ = 10539048960.

The previous prime is 50530090973. The next prime is 50530091077. The reversal of 50530091040 is 4019003505.

50530091040 is a `hidden beast` number, since 5 + 0 + 530 + 0 + 91 + 0 + 40 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 50530090995 and 50530091013.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 222599407 + ... + 222599633.

It is an arithmetic number, because the mean of its divisors is an integer number (188225856).

Almost surely, 2^50530091040 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 50530091040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108418093056).

50530091040 is an abundant number, since it is smaller than the sum of its proper divisors (166306095072).

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

50530091040 is a wasteful number, since it uses less digits than its factorization.

50530091040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 331 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

Adding to 50530091040 its reverse (4019003505), we get a palindrome (54549094545).

The spelling of 50530091040 in words is "fifty billion, five hundred thirty million, ninety-one thousand, forty".