71432125320 has 32 divisors (see below), whose sum is σ = 214296376320. Its totient is φ = 19048566720.

The previous prime is 71432125283. The next prime is 71432125333. The reversal of 71432125320 is 2352123417.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297633736 + ... + 297633975.

It is an arithmetic number, because the mean of its divisors is an integer number (6696761760).

Almost surely, 2^71432125320 is an apocalyptic number.

It is an amenable number.

71432125320 is an abundant number, since it is smaller than the sum of its proper divisors (142864251000).

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

71432125320 is a wasteful number, since it uses less digits than its factorization.

71432125320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595267725 (or 595267721 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

Adding to 71432125320 its reverse (2352123417), we get a palindrome (73784248737).

The spelling of 71432125320 in words is "seventy-one billion, four hundred thirty-two million, one hundred twenty-five thousand, three hundred twenty".