12265532402 has 8 divisors (see below), whose sum is σ = 19480551516. Its totient is φ = 5772015232.

The previous prime is 12265532401. The next prime is 12265532471. The reversal of 12265532402 is 20423556221.

It can be written as a sum of positive squares in 2 ways, for example, as 11902591801 + 362940601 = 109099^2 + 19051^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12265532401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180375443 + ... + 180375510.

Almost surely, 2^12265532402 is an apocalyptic number.

12265532402 is a deficient number, since it is larger than the sum of its proper divisors (7215019114).

12265532402 is a wasteful number, since it uses less digits than its factorization.

12265532402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360750972.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 12265532402 in words is "twelve billion, two hundred sixty-five million, five hundred thirty-two thousand, four hundred two".