71276389092 has 72 divisors (see below), whose sum is σ = 185326901760. Its totient is φ = 23084671680.

The previous prime is 71276389087. The next prime is 71276389133. The reversal of 71276389092 is 29098367217.

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, 175134 + ... + 416202.

Almost surely, 2^71276389092 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 71276389092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92663450880).

71276389092 is an abundant number, since it is smaller than the sum of its proper divisors (114050512668).

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

71276389092 is a wasteful number, since it uses less digits than its factorization.

71276389092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241313 (or 241308 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 71276389092 in words is "seventy-one billion, two hundred seventy-six million, three hundred eighty-nine thousand, ninety-two".