50000005550040 has 512 divisors, whose sum is σ = 194625499299840. Its totient is φ = 9991927756800.

The previous prime is 50000005550039. The next prime is 50000005550059. The reversal of 50000005550040 is 4005550000005.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14339145 + ... + 17481735.

It is an arithmetic number, because the mean of its divisors is an integer number (380127928320).

Almost surely, 2^{50000005550040} 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 50000005550040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97312749649920).

50000005550040 is an abundant number, since it is smaller than the sum of its proper divisors (144625493749800).

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

50000005550040 is a wasteful number, since it uses less digits than its factorization.

50000005550040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142703 (or 3142699 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 24.

Adding to 50000005550040 its reverse (4005550000005), we get a palindrome (54005555550045).

The spelling of 50000005550040 in words is "fifty trillion, five million, five hundred fifty thousand, forty".