27753138534 has 16 divisors (see below), whose sum is σ = 60552302400. Its totient is φ = 8410041960.

The previous prime is 27753138527. The next prime is 27753138601. The reversal of 27753138534 is 43583135772.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210250984 + ... + 210251115.

It is an arithmetic number, because the mean of its divisors is an integer number (3784518900).

Almost surely, 2^27753138534 is an apocalyptic number.

27753138534 is an abundant number, since it is smaller than the sum of its proper divisors (32799163866).

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

27753138534 is a wasteful number, since it uses less digits than its factorization.

27753138534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420502115.

The product of its digits is 2116800, while the sum is 48.

The spelling of 27753138534 in words is "twenty-seven billion, seven hundred fifty-three million, one hundred thirty-eight thousand, five hundred thirty-four".