381732929234 has 8 divisors (see below), whose sum is σ = 572611684860. Its totient is φ = 190862367616.

The previous prime is 381732929233. The next prime is 381732929239. The reversal of 381732929234 is 432929237183.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 253356189025 + 128376740209 = 503345^2 + 358297^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (381732929233) 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 3 ways as a sum of consecutive naturals, for example, 1930679 + ... + 2119194.

Almost surely, 2^381732929234 is an apocalyptic number.

381732929234 is a deficient number, since it is larger than the sum of its proper divisors (190878755626).

381732929234 is a wasteful number, since it uses less digits than its factorization.

381732929234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4097004.

The product of its digits is 3919104, while the sum is 53.

The spelling of 381732929234 in words is "three hundred eighty-one billion, seven hundred thirty-two million, nine hundred twenty-nine thousand, two hundred thirty-four".