2666472317136 has 160 divisors (see below), whose sum is σ = 7705703291520. Its totient is φ = 882799451136.

The previous prime is 2666472317101. The next prime is 2666472317167. The reversal of 2666472317136 is 6317132746662.

It is a super-2 number, since 2×2666472317136² (a number of 26 digits) contains 22 as substring.

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

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 116667886 + ... + 116690738.

It is an arithmetic number, because the mean of its divisors is an integer number (48160645572).

Almost surely, 2^{2666472317136} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2666472317136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3852851645760).

2666472317136 is an abundant number, since it is smaller than the sum of its proper divisors (5039230974384).

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

2666472317136 is a wasteful number, since it uses less digits than its factorization.

2666472317136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24690 (or 24678 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 54.

The spelling of 2666472317136 in words is "two trillion, six hundred sixty-six billion, four hundred seventy-two million, three hundred seventeen thousand, one hundred thirty-six".