12421624626466 has 32 divisors (see below), whose sum is σ = 20392482286656. Its totient is φ = 5627809824000.

The previous prime is 12421624626409. The next prime is 12421624626473. The reversal of 12421624626466 is 66462642612421.

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, 137406261 + ... + 137496631.

It is an arithmetic number, because the mean of its divisors is an integer number (637265071458).

Almost surely, 2^{12421624626466} is an apocalyptic number.

12421624626466 is a deficient number, since it is larger than the sum of its proper divisors (7970857660190).

12421624626466 is a wasteful number, since it uses less digits than its factorization.

12421624626466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110658.

The product of its digits is 7962624, while the sum is 52.

The spelling of 12421624626466 in words is "twelve trillion, four hundred twenty-one billion, six hundred twenty-four million, six hundred twenty-six thousand, four hundred sixty-six".