27142370515146 has 32 divisors (see below), whose sum is σ = 54577366645248. Its totient is φ = 8998741488240.

The previous prime is 27142370515081. The next prime is 27142370515187. The reversal of 27142370515146 is 64151507324172.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 27142370515095 and 27142370515104.

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 15 ways as a sum of consecutive naturals, for example, 4993896 + ... + 8900771.

It is an arithmetic number, because the mean of its divisors is an integer number (1705542707664).

Almost surely, 2^{27142370515146} is an apocalyptic number.

27142370515146 is an abundant number, since it is smaller than the sum of its proper divisors (27434996130102).

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

27142370515146 is a wasteful number, since it uses less digits than its factorization.

27142370515146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13896426.

The product of its (nonzero) digits is 1411200, while the sum is 48.

The spelling of 27142370515146 in words is "twenty-seven trillion, one hundred forty-two billion, three hundred seventy million, five hundred fifteen thousand, one hundred forty-six".