12265532403 has 16 divisors (see below), whose sum is σ = 17217790080. Its totient is φ = 7745298624.

The previous prime is 12265532401. The next prime is 12265532471. The reversal of 12265532403 is 30423556221.

It is a happy number.

It is not a de Polignac number, because 12265532403 - 2¹ = 12265532401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12265532401) 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, 386175 + ... + 416727.

It is an arithmetic number, because the mean of its divisors is an integer number (1076111880).

Almost surely, 2^12265532403 is an apocalyptic number.

12265532403 is a deficient number, since it is larger than the sum of its proper divisors (4952257677).

12265532403 is a wasteful number, since it uses less digits than its factorization.

12265532403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37618.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 12265532403 in words is "twelve billion, two hundred sixty-five million, five hundred thirty-two thousand, four hundred three".