380423673644 has 24 divisors (see below), whose sum is σ = 761905589760. Its totient is φ = 162811951056.

The previous prime is 380423673631. The next prime is 380423673659. The reversal of 380423673644 is 446376324083.

It is a super-3 number, since 3×380423673644³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 380423673592 and 380423673601.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9428102 + ... + 9468365.

It is an arithmetic number, because the mean of its divisors is an integer number (31746066240).

Almost surely, 2^380423673644 is an apocalyptic number.

It is an amenable number.

380423673644 is an abundant number, since it is smaller than the sum of its proper divisors (381481916116).

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

380423673644 is a wasteful number, since it uses less digits than its factorization.

380423673644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18897197 (or 18897195 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 50.

The spelling of 380423673644 in words is "three hundred eighty billion, four hundred twenty-three million, six hundred seventy-three thousand, six hundred forty-four".