12425652465 has 16 divisors (see below), whose sum is σ = 20418370368. Its totient is φ = 6447905856.

The previous prime is 12425652409. The next prime is 12425652493. The reversal of 12425652465 is 56425652421.

It is a happy number.

It is not a de Polignac number, because 12425652465 - 2¹² = 12425648369 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11193727 + ... + 11194836.

It is an arithmetic number, because the mean of its divisors is an integer number (1276148148).

Almost surely, 2^12425652465 is an apocalyptic number.

12425652465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12425652465 is a deficient number, since it is larger than the sum of its proper divisors (7992717903).

12425652465 is a wasteful number, since it uses less digits than its factorization.

12425652465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22388608.

The product of its digits is 576000, while the sum is 42.

The spelling of 12425652465 in words is "twelve billion, four hundred twenty-five million, six hundred fifty-two thousand, four hundred sixty-five".