11672011669554 has 16 divisors (see below), whose sum is σ = 25937803710240. Its totient is φ = 3890670556500.

The previous prime is 11672011669541. The next prime is 11672011669567. The reversal of 11672011669554 is 45596611027611.

11672011669554 is a `hidden beast` number, since 1 + 1 + 6 + 7 + 20 + 1 + 1 + 6 + 69 + 554 = 666.

It is an interprime number because it is at equal distance from previous prime (11672011669541) and next prime (11672011669567).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 216148364251 = 11672011669554 / (1 + 1 + 6 + 7 + 2 + 0 + 1 + 1 + 6 + 6 + 9 + 5 + 5 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 11672011669554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108074182072 + ... + 108074182179.

It is an arithmetic number, because the mean of its divisors is an integer number (1621112731890).

Almost surely, 2^{11672011669554} is an apocalyptic number.

11672011669554 is an abundant number, since it is smaller than the sum of its proper divisors (14265792040686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11672011669554 is a wasteful number, since it uses less digits than its factorization.

11672011669554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216148364262 (or 216148364256 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 54.

The spelling of 11672011669554 in words is "eleven trillion, six hundred seventy-two billion, eleven million, six hundred sixty-nine thousand, five hundred fifty-four".