12435436652 has 12 divisors (see below), whose sum is σ = 21783980736. Its totient is φ = 6211442160.

The previous prime is 12435436613. The next prime is 12435436661. The reversal of 12435436652 is 25663453421.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1564583 + ... + 1572510.

It is an arithmetic number, because the mean of its divisors is an integer number (1815331728).

Almost surely, 2^12435436652 is an apocalyptic number.

It is an amenable number.

12435436652 is a deficient number, since it is larger than the sum of its proper divisors (9348544084).

12435436652 is a wasteful number, since it uses less digits than its factorization.

12435436652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3138088 (or 3138086 counting only the distinct ones).

The product of its digits is 518400, while the sum is 41.

The spelling of 12435436652 in words is "twelve billion, four hundred thirty-five million, four hundred thirty-six thousand, six hundred fifty-two".