3599894377249 has 4 divisors (see below), whose sum is σ = 3600842470164. Its totient is φ = 3598946284336.

The previous prime is 3599894377231. The next prime is 3599894377267. The reversal of 3599894377249 is 9427734989953.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (3599894377231) and next prime (3599894377267).

It can be written as a sum of positive squares in 2 ways, for example, as 36887043600 + 3563007333649 = 192060^2 + 1887593^2 .

It is a cyclic number.

It is not a de Polignac number, because 3599894377249 - 2¹⁵ = 3599894344481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3599894377229) 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, 474040762 + ... + 474048355.

It is an arithmetic number, because the mean of its divisors is an integer number (900210617541).

Almost surely, 2^{3599894377249} is an apocalyptic number.

It is an amenable number.

3599894377249 is a deficient number, since it is larger than the sum of its proper divisors (948092915).

3599894377249 is an equidigital number, since it uses as much as digits as its factorization.

3599894377249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948092914.

The product of its digits is 3703553280, while the sum is 79.

The spelling of 3599894377249 in words is "three trillion, five hundred ninety-nine billion, eight hundred ninety-four million, three hundred seventy-seven thousand, two hundred forty-nine".