10065665147087 has 4 divisors (see below), whose sum is σ = 10980725615016. Its totient is φ = 9150604679160.

The previous prime is 10065665147051. The next prime is 10065665147089. The reversal of 10065665147087 is 78074156656001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10065665147087 - 2⁶ = 10065665147023 is a prime.

It is a super-2 number, since 2×10065665147087² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10065665147089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457530233948 + ... + 457530233969.

It is an arithmetic number, because the mean of its divisors is an integer number (2745181403754).

Almost surely, 2^{10065665147087} is an apocalyptic number.

10065665147087 is a deficient number, since it is larger than the sum of its proper divisors (915060467929).

10065665147087 is an equidigital number, since it uses as much as digits as its factorization.

10065665147087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915060467928.

The product of its (nonzero) digits is 8467200, while the sum is 56.

The spelling of 10065665147087 in words is "ten trillion, sixty-five billion, six hundred sixty-five million, one hundred forty-seven thousand, eighty-seven".