27531426145038 has 16 divisors (see below), whose sum is σ = 55190608333056. Its totient is φ = 9155849374520.

The previous prime is 27531426145037. The next prime is 27531426145063. The reversal of 27531426145038 is 83054162413572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27531426145031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5323165656 + ... + 5323170827.

It is an arithmetic number, because the mean of its divisors is an integer number (3449413020816).

Almost surely, 2^{27531426145038} is an apocalyptic number.

27531426145038 is an abundant number, since it is smaller than the sum of its proper divisors (27659182188018).

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

27531426145038 is a wasteful number, since it uses less digits than its factorization.

27531426145038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10646336919.

The product of its (nonzero) digits is 4838400, while the sum is 51.

The spelling of 27531426145038 in words is "twenty-seven trillion, five hundred thirty-one billion, four hundred twenty-six million, one hundred forty-five thousand, thirty-eight".