71990466358 has 8 divisors (see below), whose sum is σ = 110023165728. Its totient is φ = 35316077784.

The previous prime is 71990466343. The next prime is 71990466413. The reversal of 71990466358 is 85366409917.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339577566 + ... + 339577777.

It is an arithmetic number, because the mean of its divisors is an integer number (13752895716).

Almost surely, 2^71990466358 is an apocalyptic number.

71990466358 is a deficient number, since it is larger than the sum of its proper divisors (38032699370).

71990466358 is a wasteful number, since it uses less digits than its factorization.

71990466358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679155398.

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 71990466358 in words is "seventy-one billion, nine hundred ninety million, four hundred sixty-six thousand, three hundred fifty-eight".