71404737393 has 8 divisors (see below), whose sum is σ = 103861436256. Its totient is φ = 43275598400.

The previous prime is 71404737389. The next prime is 71404737421. The reversal of 71404737393 is 39373740417.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 71404737393 - 2² = 71404737389 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71404737323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1081889928 + ... + 1081889993.

It is an arithmetic number, because the mean of its divisors is an integer number (12982679532).

Almost surely, 2^71404737393 is an apocalyptic number.

It is an amenable number.

71404737393 is a deficient number, since it is larger than the sum of its proper divisors (32456698863).

71404737393 is a wasteful number, since it uses less digits than its factorization.

71404737393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163779935.

The product of its (nonzero) digits is 1333584, while the sum is 48.

The spelling of 71404737393 in words is "seventy-one billion, four hundred four million, seven hundred thirty-seven thousand, three hundred ninety-three".