12267017215040 has 112 divisors (see below), whose sum is σ = 33387936743424. Its totient is φ = 4205314713600.

The previous prime is 12267017215021. The next prime is 12267017215109. The reversal of 12267017215040 is 4051271076221.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×12267017215040² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12267017214985 and 12267017215003.

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, 18013550 + ... + 18682130.

Almost surely, 2^{12267017215040} is an apocalyptic number.

12267017215040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12267017215040 is an abundant number, since it is smaller than the sum of its proper divisors (21120919528384).

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

12267017215040 is an equidigital number, since it uses as much as digits as its factorization.

12267017215040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676796 (or 676786 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The spelling of 12267017215040 in words is "twelve trillion, two hundred sixty-seven billion, seventeen million, two hundred fifteen thousand, forty".