8866870761513 has 16 divisors (see below), whose sum is σ = 11965433852736. Its totient is φ = 5839783372800.

The previous prime is 8866870761509. The next prime is 8866870761533. The reversal of 8866870761513 is 3151670786688.

It is not a de Polignac number, because 8866870761513 - 2² = 8866870761509 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8866870761503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5328313 + ... + 6791513.

It is an arithmetic number, because the mean of its divisors is an integer number (747839615796).

Almost surely, 2^{8866870761513} is an apocalyptic number.

8866870761513 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

8866870761513 is a deficient number, since it is larger than the sum of its proper divisors (3098563091223).

8866870761513 is a wasteful number, since it uses less digits than its factorization.

8866870761513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487624.

The product of its (nonzero) digits is 81285120, while the sum is 66.

The spelling of 8866870761513 in words is "eight trillion, eight hundred sixty-six billion, eight hundred seventy million, seven hundred sixty-one thousand, five hundred thirteen".