72006169282 has 8 divisors (see below), whose sum is σ = 108010621116. Its totient is φ = 36002628912.

The previous prime is 72006169259. The next prime is 72006169327. The reversal of 72006169282 is 28296160027.

It can be written as a sum of positive squares in 2 ways, for example, as 71942504841 + 63664441 = 268221^2 + 7979^2 .

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

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, 26368 + ... + 380404.

Almost surely, 2^72006169282 is an apocalyptic number.

72006169282 is a deficient number, since it is larger than the sum of its proper divisors (36004451834).

72006169282 is a wasteful number, since it uses less digits than its factorization.

72006169282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455732.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 72006169282 in words is "seventy-two billion, six million, one hundred sixty-nine thousand, two hundred eighty-two".