381182312450 has 24 divisors (see below), whose sum is σ = 715882597248. Its totient is φ = 150992603280.

The previous prime is 381182312419. The next prime is 381182312501. The reversal of 381182312450 is 54213281183.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37002842 + ... + 37013141.

It is an arithmetic number, because the mean of its divisors is an integer number (29828441552).

Almost surely, 2^381182312450 is an apocalyptic number.

381182312450 is a deficient number, since it is larger than the sum of its proper divisors (334700284798).

381182312450 is a wasteful number, since it uses less digits than its factorization.

381182312450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74016098 (or 74016093 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The spelling of 381182312450 in words is "three hundred eighty-one billion, one hundred eighty-two million, three hundred twelve thousand, four hundred fifty".