4396135265657 has 4 divisors (see below), whose sum is σ = 4415002799220. Its totient is φ = 4377267732096.

The previous prime is 4396135265653. The next prime is 4396135265671. The reversal of 4396135265657 is 7565625316934.

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 1953106871296 + 2443028394361 = 1397536^2 + 1563019^2 .

It is a cyclic number.

It is not a de Polignac number, because 4396135265657 - 2² = 4396135265653 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4396135265657.

It is not an unprimeable number, because it can be changed into a prime (4396135265653) 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, 9433766432 + ... + 9433766897.

It is an arithmetic number, because the mean of its divisors is an integer number (1103750699805).

Almost surely, 2^{4396135265657} is an apocalyptic number.

It is an amenable number.

4396135265657 is a deficient number, since it is larger than the sum of its proper divisors (18867533563).

4396135265657 is a wasteful number, since it uses less digits than its factorization.

4396135265657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18867533562.

The product of its digits is 122472000, while the sum is 62.

The spelling of 4396135265657 in words is "four trillion, three hundred ninety-six billion, one hundred thirty-five million, two hundred sixty-five thousand, six hundred fifty-seven".