380773226820 has 72 divisors (see below), whose sum is σ = 1240232805504. Its totient is φ = 87033879744.

The previous prime is 380773226797. The next prime is 380773226833. The reversal of 380773226820 is 28622377083.

It is a self number, because there is not a number n which added to its sum of digits gives 380773226820.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 64754412 + ... + 64760291.

It is an arithmetic number, because the mean of its divisors is an integer number (17225455632).

Almost surely, 2^380773226820 is an apocalyptic number.

380773226820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

380773226820 is an abundant number, since it is smaller than the sum of its proper divisors (859459578684).

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

380773226820 is a wasteful number, since it uses less digits than its factorization.

380773226820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129514729 (or 129514720 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 380773226820 in words is "three hundred eighty billion, seven hundred seventy-three million, two hundred twenty-six thousand, eight hundred twenty".