11777725033 has 4 divisors (see below), whose sum is σ = 11926810240. Its totient is φ = 11628639828.

The previous prime is 11777725019. The next prime is 11777725097. The reversal of 11777725033 is 33052777711.

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: 33052777711 = 110681 ⋅298631.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11777725033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11777725133) 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, 74542485 + ... + 74542642.

It is an arithmetic number, because the mean of its divisors is an integer number (2981702560).

Almost surely, 2^11777725033 is an apocalyptic number.

It is an amenable number.

11777725033 is a deficient number, since it is larger than the sum of its proper divisors (149085207).

11777725033 is an equidigital number, since it uses as much as digits as its factorization.

11777725033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149085206.

The product of its (nonzero) digits is 216090, while the sum is 43.

The spelling of 11777725033 in words is "eleven billion, seven hundred seventy-seven million, seven hundred twenty-five thousand, thirty-three".