27873011436536 has 32 divisors (see below), whose sum is σ = 59728329539040. Its totient is φ = 11945486752128.

The previous prime is 27873011436449. The next prime is 27873011436541. The reversal of 27873011436536 is 63563411037872.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5958650 + ... + 9552566.

It is an arithmetic number, because the mean of its divisors is an integer number (1866510298095).

Almost surely, 2^{27873011436536} is an apocalyptic number.

It is an amenable number.

27873011436536 is an abundant number, since it is smaller than the sum of its proper divisors (31855318102504).

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

27873011436536 is a wasteful number, since it uses less digits than its factorization.

27873011436536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3732423 (or 3732419 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 56.

The spelling of 27873011436536 in words is "twenty-seven trillion, eight hundred seventy-three billion, eleven million, four hundred thirty-six thousand, five hundred thirty-six".