50661412300 has 72 divisors (see below), whose sum is σ = 116167564800. Its totient is φ = 19138067520.

The previous prime is 50661412247. The next prime is 50661412327. The reversal of 50661412300 is 321416605.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42291 + ... + 321109.

It is an arithmetic number, because the mean of its divisors is an integer number (1613438400).

Almost surely, 2^50661412300 is an apocalyptic number.

50661412300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50661412300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58083782400).

50661412300 is an abundant number, since it is smaller than the sum of its proper divisors (65506152500).

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

50661412300 is a wasteful number, since it uses less digits than its factorization.

50661412300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278935 (or 278928 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 50661412300 its reverse (321416605), we get a palindrome (50982828905).

The spelling of 50661412300 in words is "fifty billion, six hundred sixty-one million, four hundred twelve thousand, three hundred".