26655242021532 has 18 divisors (see below), whose sum is σ = 67378528443408. Its totient is φ = 8885080673832.

The previous prime is 26655242021509. The next prime is 26655242021537. The reversal of 26655242021532 is 23512024255662.

It is a happy number.

26655242021532 is a `hidden beast` number, since 2 + 6 + 6 + 5 + 5 + 2 + 420 + 215 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26655242021537) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 370211694708 + ... + 370211694779.

Almost surely, 2^{26655242021532} is an apocalyptic number.

It is an amenable number.

26655242021532 is an abundant number, since it is smaller than the sum of its proper divisors (40723286421876).

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

26655242021532 is a wasteful number, since it uses less digits than its factorization.

26655242021532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740423389497 (or 740423389492 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 26655242021532 in words is "twenty-six trillion, six hundred fifty-five billion, two hundred forty-two million, twenty-one thousand, five hundred thirty-two".