12402227758800 has 120 divisors (see below), whose sum is σ = 43340148686880. Its totient is φ = 3006600665600.

The previous prime is 12402227758787. The next prime is 12402227758813. The reversal of 12402227758800 is 885772220421.

It is an interprime number because it is at equal distance from previous prime (12402227758787) and next prime (12402227758813).

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×12402227758800² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 12402227758800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 469768155 + ... + 469794554.

It is an arithmetic number, because the mean of its divisors is an integer number (361167905724).

Almost surely, 2^{12402227758800} is an apocalyptic number.

12402227758800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12402227758800 is an abundant number, since it is smaller than the sum of its proper divisors (30937920928080).

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

12402227758800 is a wasteful number, since it uses less digits than its factorization.

12402227758800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939562741 (or 939562730 counting only the distinct ones).

The product of its (nonzero) digits is 1003520, while the sum is 48.

The spelling of 12402227758800 in words is "twelve trillion, four hundred two billion, two hundred twenty-seven million, seven hundred fifty-eight thousand, eight hundred".