72876666611 has 8 divisors (see below), whose sum is σ = 83321263200. Its totient is φ = 62440481088.

The previous prime is 72876666571. The next prime is 72876666641. The reversal of 72876666611 is 11666667827.

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

It is a cyclic number.

It is not a de Polignac number, because 72876666611 - 2²² = 72872472307 is a prime.

It is a super-2 number, since 2×72876666611² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72876666641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2084186 + ... + 2118863.

It is an arithmetic number, because the mean of its divisors is an integer number (10415157900).

Almost surely, 2^72876666611 is an apocalyptic number.

72876666611 is a deficient number, since it is larger than the sum of its proper divisors (10444596589).

72876666611 is a wasteful number, since it uses less digits than its factorization.

72876666611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4205533.

The product of its digits is 6096384, while the sum is 56.

The spelling of 72876666611 in words is "seventy-two billion, eight hundred seventy-six million, six hundred sixty-six thousand, six hundred eleven".