26654321622042 has 96 divisors (see below), whose sum is σ = 59775516777600. Its totient is φ = 8577246038400.

The previous prime is 26654321622023. The next prime is 26654321622053. The reversal of 26654321622042 is 24022612345662.

26654321622042 is a `hidden beast` number, since 2 + 6 + 6 + 5 + 432 + 1 + 6 + 2 + 204 + 2 = 666.

It is a super-2 number, since 2×26654321622042² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 64821292 + ... + 65231192.

It is an arithmetic number, because the mean of its divisors is an integer number (622661633100).

Almost surely, 2^{26654321622042} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26654321622042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29887758388800).

26654321622042 is an abundant number, since it is smaller than the sum of its proper divisors (33121195155558).

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

26654321622042 is a wasteful number, since it uses less digits than its factorization.

26654321622042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410708 (or 410705 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 26654321622042 in words is "twenty-six trillion, six hundred fifty-four billion, three hundred twenty-one million, six hundred twenty-two thousand, forty-two".