71334673650 has 192 divisors, whose sum is σ = 205839325440. Its totient is φ = 18131097600.

The previous prime is 71334673591. The next prime is 71334673691. The reversal of 71334673650 is 5637643317.

It is a happy number.

71334673650 is a `hidden beast` number, since 7 + 133 + 467 + 3 + 6 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 71334673596 and 71334673605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9093730 + ... + 9101570.

It is an arithmetic number, because the mean of its divisors is an integer number (1072079820).

Almost surely, 2^71334673650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71334673650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102919662720).

71334673650 is an abundant number, since it is smaller than the sum of its proper divisors (134504651790).

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

71334673650 is a wasteful number, since it uses less digits than its factorization.

71334673650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8178 (or 8167 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 45.

The spelling of 71334673650 in words is "seventy-one billion, three hundred thirty-four million, six hundred seventy-three thousand, six hundred fifty".