71346499618 has 8 divisors (see below), whose sum is σ = 107225163180. Its totient is φ = 35604778560.

The previous prime is 71346499591. The next prime is 71346499633. The reversal of 71346499618 is 81699464317.

It can be written as a sum of positive squares in 2 ways, for example, as 70393110489 + 953389129 = 265317^2 + 30877^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34234323 + ... + 34236406.

Almost surely, 2^71346499618 is an apocalyptic number.

71346499618 is a deficient number, since it is larger than the sum of its proper divisors (35878663562).

71346499618 is a wasteful number, since it uses less digits than its factorization.

71346499618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68471252.

The product of its digits is 7838208, while the sum is 58.

The spelling of 71346499618 in words is "seventy-one billion, three hundred forty-six million, four hundred ninety-nine thousand, six hundred eighteen".