27326106528 has 48 divisors (see below), whose sum is σ = 81978321600. Its totient is φ = 7807458816.

The previous prime is 27326106497. The next prime is 27326106539. The reversal of 27326106528 is 82560162372.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-3 number, since 3×27326106528³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 27326106528.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20331253 + ... + 20332596.

It is an arithmetic number, because the mean of its divisors is an integer number (1707881700).

Almost surely, 2^27326106528 is an apocalyptic number.

27326106528 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

27326106528 is an abundant number, since it is smaller than the sum of its proper divisors (54652215072).

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

27326106528 is a wasteful number, since it uses less digits than its factorization.

27326106528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40663869 (or 40663861 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

It can be divided in two parts, 2732 and 6106528, that added together give a triangular number (6109260 = T₃₄₉₅).

The spelling of 27326106528 in words is "twenty-seven billion, three hundred twenty-six million, one hundred six thousand, five hundred twenty-eight".