10899086537 has 4 divisors (see below), whose sum is σ = 10899416196. Its totient is φ = 10898756880.

The previous prime is 10899086503. The next prime is 10899086557. The reversal of 10899086537 is 73568099801.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3948362896 + 6950723641 = 62836^2 + 83371^2 .

It is a cyclic number.

It is not a de Polignac number, because 10899086537 - 2¹⁸ = 10898824393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10899086557) 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, 108914 + ... + 183467.

It is an arithmetic number, because the mean of its divisors is an integer number (2724854049).

Almost surely, 2^10899086537 is an apocalyptic number.

It is an amenable number.

10899086537 is a deficient number, since it is larger than the sum of its proper divisors (329659).

10899086537 is an equidigital number, since it uses as much as digits as its factorization.

10899086537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329658.

The product of its (nonzero) digits is 3265920, while the sum is 56.

The spelling of 10899086537 in words is "ten billion, eight hundred ninety-nine million, eighty-six thousand, five hundred thirty-seven".