71293300733 has 4 divisors (see below), whose sum is σ = 72810179520. Its totient is φ = 69776421948.

The previous prime is 71293300723. The next prime is 71293300759. The reversal of 71293300733 is 33700339217.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 71293300733 - 2⁶ = 71293300669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71293300703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 758439323 + ... + 758439416.

It is an arithmetic number, because the mean of its divisors is an integer number (18202544880).

Almost surely, 2^71293300733 is an apocalyptic number.

It is an amenable number.

71293300733 is a deficient number, since it is larger than the sum of its proper divisors (1516878787).

71293300733 is a wasteful number, since it uses less digits than its factorization.

71293300733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516878786.

The product of its (nonzero) digits is 71442, while the sum is 38.

The spelling of 71293300733 in words is "seventy-one billion, two hundred ninety-three million, three hundred thousand, seven hundred thirty-three".