380530533838 has 64 divisors (see below), whose sum is σ = 717904051200. Its totient is φ = 150319260000.

The previous prime is 380530533809. The next prime is 380530533871. The reversal of 380530533838 is 838335035083.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a junction number, because it is equal to n+sod(n) for n = 380530533791 and 380530533800.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 6131463 + ... + 6193213.

It is an arithmetic number, because the mean of its divisors is an integer number (11217250800).

Almost surely, 2^380530533838 is an apocalyptic number.

380530533838 is a deficient number, since it is larger than the sum of its proper divisors (337373517362).

380530533838 is a wasteful number, since it uses less digits than its factorization.

380530533838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62478 (or 62464 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 380530533838 in words is "three hundred eighty billion, five hundred thirty million, five hundred thirty-three thousand, eight hundred thirty-eight".