12720167802030 has 64 divisors (see below), whose sum is σ = 32898852338688. Its totient is φ = 3129012424320.

The previous prime is 12720167802007. The next prime is 12720167802047. The reversal of 12720167802030 is 3020876102721.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 12720167802030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10387056 + ... + 11546915.

It is an arithmetic number, because the mean of its divisors is an integer number (514044567792).

Almost surely, 2^{12720167802030} is an apocalyptic number.

12720167802030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12720167802030 is an abundant number, since it is smaller than the sum of its proper divisors (20178684536658).

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

12720167802030 is a wasteful number, since it uses less digits than its factorization.

12720167802030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21935481.

The product of its (nonzero) digits is 56448, while the sum is 39.

The spelling of 12720167802030 in words is "twelve trillion, seven hundred twenty billion, one hundred sixty-seven million, eight hundred two thousand, thirty".