11672256061145 has 4 divisors (see below), whose sum is σ = 14006707273380. Its totient is φ = 9337804848912.

The previous prime is 11672256061111. The next prime is 11672256061157. The reversal of 11672256061145 is 54116065227611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8414101099849 + 3258154961296 = 2900707^2 + 1805036^2 .

It is a cyclic number.

It is not a de Polignac number, because 11672256061145 - 2⁸ = 11672256060889 is a prime.

It is a super-2 number, since 2×11672256061145² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11672256061145.

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, 1167225606110 + ... + 1167225606119.

It is an arithmetic number, because the mean of its divisors is an integer number (3501676818345).

Almost surely, 2^{11672256061145} is an apocalyptic number.

It is an amenable number.

11672256061145 is a deficient number, since it is larger than the sum of its proper divisors (2334451212235).

11672256061145 is an equidigital number, since it uses as much as digits as its factorization.

11672256061145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2334451212234.

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 11672256061145 in words is "eleven trillion, six hundred seventy-two billion, two hundred fifty-six million, sixty-one thousand, one hundred forty-five".