12167677740 has 24 divisors (see below), whose sum is σ = 34069497840. Its totient is φ = 3244714048.

The previous prime is 12167677721. The next prime is 12167677751. The reversal of 12167677740 is 4777676121.

It is a self number, because there is not a number n which added to its sum of digits gives 12167677740.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101397255 + ... + 101397374.

It is an arithmetic number, because the mean of its divisors is an integer number (1419562410).

Almost surely, 2^12167677740 is an apocalyptic number.

12167677740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12167677740 is an abundant number, since it is smaller than the sum of its proper divisors (21901820100).

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

12167677740 is a wasteful number, since it uses less digits than its factorization.

12167677740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202794641 (or 202794639 counting only the distinct ones).

The product of its (nonzero) digits is 691488, while the sum is 48.

The spelling of 12167677740 in words is "twelve billion, one hundred sixty-seven million, six hundred seventy-seven thousand, seven hundred forty".