12452656051420 has 48 divisors (see below), whose sum is σ = 28923300106848. Its totient is φ = 4473636099840.

The previous prime is 12452656051399. The next prime is 12452656051439. The reversal of 12452656051420 is 2415065625421.

It is a happy number.

It is a congruent number.

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, 647217826 + ... + 647237065.

It is an arithmetic number, because the mean of its divisors is an integer number (602568752226).

Almost surely, 2^{12452656051420} is an apocalyptic number.

12452656051420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12452656051420 is an abundant number, since it is smaller than the sum of its proper divisors (16470644055428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12452656051420 is a wasteful number, since it uses less digits than its factorization.

12452656051420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294454950 (or 1294454948 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 12452656051420 in words is "twelve trillion, four hundred fifty-two billion, six hundred fifty-six million, fifty-one thousand, four hundred twenty".