71868273852 has 24 divisors (see below), whose sum is σ = 167698129536. Its totient is φ = 23955306928.

The previous prime is 71868273847. The next prime is 71868273907. The reversal of 71868273852 is 25837286817.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 71868273792 and 71868273801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375043 + ... + 533285.

It is an arithmetic number, because the mean of its divisors is an integer number (6987422064).

Almost surely, 2^71868273852 is an apocalyptic number.

It is an amenable number.

71868273852 is an abundant number, since it is smaller than the sum of its proper divisors (95829855684).

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

71868273852 is a wasteful number, since it uses less digits than its factorization.

71868273852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196097 (or 196095 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 57.

The spelling of 71868273852 in words is "seventy-one billion, eight hundred sixty-eight million, two hundred seventy-three thousand, eight hundred fifty-two".