71398325537340 has 96 divisors (see below), whose sum is σ = 200527196002560. Its totient is φ = 18981298346496.

The previous prime is 71398325537309. The next prime is 71398325537521. The reversal of 71398325537340 is 4373552389317.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117517384 + ... + 118123376.

It is an arithmetic number, because the mean of its divisors is an integer number (2088824958360).

Almost surely, 2^{71398325537340} is an apocalyptic number.

It is an amenable number.

71398325537340 is an abundant number, since it is smaller than the sum of its proper divisors (129128870465220).

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

71398325537340 is a wasteful number, since it uses less digits than its factorization.

71398325537340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612011 (or 612009 counting only the distinct ones).

The product of its (nonzero) digits is 57153600, while the sum is 60.

The spelling of 71398325537340 in words is "seventy-one trillion, three hundred ninety-eight billion, three hundred twenty-five million, five hundred thirty-seven thousand, three hundred forty".