1372278873168 has 360 divisors, whose sum is σ = 4509301350528. Its totient is φ = 381591654912.

The previous prime is 1372278873167. The next prime is 1372278873187. The reversal of 1372278873168 is 8613788722731.

1372278873168 is a `hidden beast` number, since 1 + 372 + 27 + 8 + 87 + 3 + 168 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372278873167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 361409446 + ... + 361413242.

Almost surely, 2^{1372278873168} is an apocalyptic number.

1372278873168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1372278873168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2254650675264).

1372278873168 is an abundant number, since it is smaller than the sum of its proper divisors (3137022477360).

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

1372278873168 is a wasteful number, since it uses less digits than its factorization.

1372278873168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039 (or 3971 counting only the distinct ones).

The product of its digits is 37933056, while the sum is 63.

The spelling of 1372278873168 in words is "one trillion, three hundred seventy-two billion, two hundred seventy-eight million, eight hundred seventy-three thousand, one hundred sixty-eight".