11872867672641 has 32 divisors (see below), whose sum is σ = 16143709317120. Its totient is φ = 7759412086464.

The previous prime is 11872867672607. The next prime is 11872867672651. The reversal of 11872867672641 is 14627676827811.

It is not a de Polignac number, because 11872867672641 - 2¹⁰ = 11872867671617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11872867672651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99292296 + ... + 99411798.

It is an arithmetic number, because the mean of its divisors is an integer number (504490916160).

Almost surely, 2^{11872867672641} is an apocalyptic number.

It is an amenable number.

11872867672641 is a deficient number, since it is larger than the sum of its proper divisors (4270841644479).

11872867672641 is a wasteful number, since it uses less digits than its factorization.

11872867672641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121125.

The product of its digits is 75866112, while the sum is 66.

The spelling of 11872867672641 in words is "eleven trillion, eight hundred seventy-two billion, eight hundred sixty-seven million, six hundred seventy-two thousand, six hundred forty-one".