71204553319 has 8 divisors (see below), whose sum is σ = 73139600160. Its totient is φ = 69270064416.

The previous prime is 71204553307. The next prime is 71204553323. The reversal of 71204553319 is 91335540217.

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 71204553319 - 2¹³ = 71204545127 is a prime.

It is a super-2 number, since 2×71204553319² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71204553389) 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, 125997 + ... + 397849.

It is an arithmetic number, because the mean of its divisors is an integer number (9142450020).

Almost surely, 2^71204553319 is an apocalyptic number.

71204553319 is a deficient number, since it is larger than the sum of its proper divisors (1935046841).

71204553319 is a wasteful number, since it uses less digits than its factorization.

71204553319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278969.

The product of its (nonzero) digits is 113400, while the sum is 40.

The spelling of 71204553319 in words is "seventy-one billion, two hundred four million, five hundred fifty-three thousand, three hundred nineteen".