72060211606 has 4 divisors (see below), whose sum is σ = 108090317412. Its totient is φ = 36030105802.

The previous prime is 72060211579. The next prime is 72060211633. The reversal of 72060211606 is 60611206027.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60611206027 = 79829 ⋅759263.

It is an interprime number because it is at equal distance from previous prime (72060211579) and next prime (72060211633).

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18015052900 + ... + 18015052903.

It is an arithmetic number, because the mean of its divisors is an integer number (27022579353).

Almost surely, 2^72060211606 is an apocalyptic number.

72060211606 is a deficient number, since it is larger than the sum of its proper divisors (36030105806).

72060211606 is a wasteful number, since it uses less digits than its factorization.

72060211606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36030105805.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 72060211606 in words is "seventy-two billion, sixty million, two hundred eleven thousand, six hundred six".