12261753533 has 16 divisors (see below), whose sum is σ = 12557743872. Its totient is φ = 11969208000.

The previous prime is 12261753499. The next prime is 12261753541. The reversal of 12261753533 is 33535716221.

It is a cyclic number.

It is not a de Polignac number, because 12261753533 - 2¹⁴ = 12261737149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12261755533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4676963 + ... + 4679583.

It is an arithmetic number, because the mean of its divisors is an integer number (784858992).

Almost surely, 2^12261753533 is an apocalyptic number.

It is an amenable number.

12261753533 is a deficient number, since it is larger than the sum of its proper divisors (295990339).

12261753533 is a wasteful number, since it uses less digits than its factorization.

12261753533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3236.

The product of its digits is 113400, while the sum is 38.

The spelling of 12261753533 in words is "twelve billion, two hundred sixty-one million, seven hundred fifty-three thousand, five hundred thirty-three".