71263743843 has 8 divisors (see below), whose sum is σ = 97039991808. Its totient is φ = 46498329224.

The previous prime is 71263743841. The next prime is 71263743883. The reversal of 71263743843 is 34834736217.

It is a happy number.

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 71263743843 - 2¹ = 71263743841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71263743792 and 71263743801.

It is not an unprimeable number, because it can be changed into a prime (71263743841) 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, 252708171 + ... + 252708452.

It is an arithmetic number, because the mean of its divisors is an integer number (12129998976).

Almost surely, 2^71263743843 is an apocalyptic number.

71263743843 is a deficient number, since it is larger than the sum of its proper divisors (25776247965).

71263743843 is a wasteful number, since it uses less digits than its factorization.

71263743843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505416673.

The product of its digits is 2032128, while the sum is 48.

The spelling of 71263743843 in words is "seventy-one billion, two hundred sixty-three million, seven hundred forty-three thousand, eight hundred forty-three".