71229350192 has 640 divisors, whose sum is σ = 211486464000. Its totient is φ = 22759833600.

The previous prime is 71229350149. The next prime is 71229350219. The reversal of 71229350192 is 29105392217.

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, 253485092 + ... + 253485372.

It is an arithmetic number, because the mean of its divisors is an integer number (330447600).

Almost surely, 2^71229350192 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 71229350192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105743232000).

71229350192 is an abundant number, since it is smaller than the sum of its proper divisors (140257113808).

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

71229350192 is a wasteful number, since it uses less digits than its factorization.

71229350192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 41.

The spelling of 71229350192 in words is "seventy-one billion, two hundred twenty-nine million, three hundred fifty thousand, one hundred ninety-two".