26162213544 has 32 divisors (see below), whose sum is σ = 72672816000. Its totient is φ = 8720737776.

The previous prime is 26162213543. The next prime is 26162213557. The reversal of 26162213544 is 44531226162.

26162213544 is a `hidden beast` number, since 2 + 616 + 2 + 2 + 1 + 35 + 4 + 4 = 666.

It is a super-2 number, since 2×26162213544² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 26162213499 and 26162213508.

It is not an unprimeable number, because it can be changed into a prime (26162213543) by changing a digit.

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, 60560464 + ... + 60560895.

It is an arithmetic number, because the mean of its divisors is an integer number (2271025500).

Almost surely, 2^26162213544 is an apocalyptic number.

26162213544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26162213544 is an abundant number, since it is smaller than the sum of its proper divisors (46510602456).

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

26162213544 is a wasteful number, since it uses less digits than its factorization.

26162213544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121121374 (or 121121364 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The spelling of 26162213544 in words is "twenty-six billion, one hundred sixty-two million, two hundred thirteen thousand, five hundred forty-four".