4008521253313 has 4 divisors (see below), whose sum is σ = 4047438935488. Its totient is φ = 3969603571140.

The previous prime is 4008521253299. The next prime is 4008521253367. The reversal of 4008521253313 is 3133521258004.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4008521253313 - 2³⁷ = 3871082299841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4008521253383) 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, 19458840933 + ... + 19458841138.

It is an arithmetic number, because the mean of its divisors is an integer number (1011859733872).

Almost surely, 2^{4008521253313} is an apocalyptic number.

It is an amenable number.

4008521253313 is a deficient number, since it is larger than the sum of its proper divisors (38917682175).

4008521253313 is a wasteful number, since it uses less digits than its factorization.

4008521253313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38917682174.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 4008521253313 in words is "four trillion, eight billion, five hundred twenty-one million, two hundred fifty-three thousand, three hundred thirteen".