10957657749 has 4 divisors (see below), whose sum is σ = 14610210336. Its totient is φ = 7305105164.

The previous prime is 10957657747. The next prime is 10957657783. The reversal of 10957657749 is 94775675901.

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, and also an emirpimes, since its reverse is a distinct semiprime: 94775675901 = 3 ⋅31591891967.

It is a cyclic number.

It is not a de Polignac number, because 10957657749 - 2¹ = 10957657747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10957657692 and 10957657701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10957657747) 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, 1826276289 + ... + 1826276294.

It is an arithmetic number, because the mean of its divisors is an integer number (3652552584).

Almost surely, 2^10957657749 is an apocalyptic number.

It is an amenable number.

10957657749 is a deficient number, since it is larger than the sum of its proper divisors (3652552587).

10957657749 is an equidigital number, since it uses as much as digits as its factorization.

10957657749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3652552586.

The product of its (nonzero) digits is 16669800, while the sum is 60.

The spelling of 10957657749 in words is "ten billion, nine hundred fifty-seven million, six hundred fifty-seven thousand, seven hundred forty-nine".