11357880752513 has 4 divisors (see below), whose sum is σ = 11378874987348. Its totient is φ = 11336886517680.

The previous prime is 11357880752507. The next prime is 11357880752531. The reversal of 11357880752513 is 31525708875311.

It is a happy number.

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 7436403558529 + 3921477193984 = 2726977^2 + 1980272^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11357880752513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11357880752213) 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, 10497116606 + ... + 10497117687.

It is an arithmetic number, because the mean of its divisors is an integer number (2844718746837).

Almost surely, 2^{11357880752513} is an apocalyptic number.

It is an amenable number.

11357880752513 is a deficient number, since it is larger than the sum of its proper divisors (20994234835).

11357880752513 is an equidigital number, since it uses as much as digits as its factorization.

11357880752513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20994234834.

The product of its (nonzero) digits is 7056000, while the sum is 56.

The spelling of 11357880752513 in words is "eleven trillion, three hundred fifty-seven billion, eight hundred eighty million, seven hundred fifty-two thousand, five hundred thirteen".