26616469320 has 128 divisors (see below), whose sum is σ = 101396102400. Its totient is φ = 6083762688.

The previous prime is 26616469303. The next prime is 26616469357. The reversal of 26616469320 is 2396461662.

26616469320 is a `hidden beast` number, since 2 + 6 + 616 + 4 + 6 + 9 + 3 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 1752789 + ... + 1767908.

It is an arithmetic number, because the mean of its divisors is an integer number (792157050).

Almost surely, 2^26616469320 is an apocalyptic number.

26616469320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26616469320 is an abundant number, since it is smaller than the sum of its proper divisors (74779633080).

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

26616469320 is a wasteful number, since it uses less digits than its factorization.

26616469320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520724 (or 3520714 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 26616469320 in words is "twenty-six billion, six hundred sixteen million, four hundred sixty-nine thousand, three hundred twenty".