71611112364 has 96 divisors (see below), whose sum is σ = 183527769600. Its totient is φ = 21552537600.

The previous prime is 71611112357. The next prime is 71611112371. The reversal of 71611112364 is 46321111617.

It is an interprime number because it is at equal distance from previous prime (71611112357) and next prime (71611112371).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16835662 + ... + 16839914.

It is an arithmetic number, because the mean of its divisors is an integer number (1911747600).

Almost surely, 2^71611112364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71611112364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91763884800).

71611112364 is an abundant number, since it is smaller than the sum of its proper divisors (111916657236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71611112364 is a wasteful number, since it uses less digits than its factorization.

71611112364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111 (or 5109 counting only the distinct ones).

The product of its digits is 6048, while the sum is 33.

The spelling of 71611112364 in words is "seventy-one billion, six hundred eleven million, one hundred twelve thousand, three hundred sixty-four".