50000005016550 has 120 divisors (see below), whose sum is σ = 138992722514712. Its totient is φ = 13326925248000.

The previous prime is 50000005016531. The next prime is 50000005016617. The reversal of 50000005016550 is 5561050000005.

50000005016550 is a `hidden beast` number, since 5 + 0 + 0 + 0 + 0 + 0 + 0 + 5 + 0 + 1 + 655 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 5461765 + ... + 11394335.

Almost surely, 2^{50000005016550} is an apocalyptic number.

50000005016550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 50000005016550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69496361257356).

50000005016550 is an abundant number, since it is smaller than the sum of its proper divisors (88992717498162).

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

50000005016550 is a wasteful number, since it uses less digits than its factorization.

50000005016550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5934676 (or 5934662 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

Adding to 50000005016550 its reverse (5561050000005), we get a palindrome (55561055016555).

The spelling of 50000005016550 in words is "fifty trillion, five million, sixteen thousand, five hundred fifty".