72068582475 has 36 divisors (see below), whose sum is σ = 131518385856. Its totient is φ = 37711352640.

The previous prime is 72068582471. The next prime is 72068582497. The reversal of 72068582475 is 57428586027.

It is not a de Polignac number, because 72068582475 - 2² = 72068582471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72068582471) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 3009819 + ... + 3033668.

It is an arithmetic number, because the mean of its divisors is an integer number (3653288496).

Almost surely, 2^72068582475 is an apocalyptic number.

72068582475 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

72068582475 is a deficient number, since it is larger than the sum of its proper divisors (59449803381).

72068582475 is a wasteful number, since it uses less digits than its factorization.

72068582475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6043556 (or 6043548 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 54.

The spelling of 72068582475 in words is "seventy-two billion, sixty-eight million, five hundred eighty-two thousand, four hundred seventy-five".