381434145130 has 16 divisors (see below), whose sum is σ = 694853528544. Its totient is φ = 150735420880.

The previous prime is 381434145109. The next prime is 381434145163. The reversal of 381434145130 is 31541434183.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 381434145130.

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, 229778776 + ... + 229780435.

It is an arithmetic number, because the mean of its divisors is an integer number (43428345534).

Almost surely, 2^381434145130 is an apocalyptic number.

381434145130 is a deficient number, since it is larger than the sum of its proper divisors (313419383414).

381434145130 is a wasteful number, since it uses less digits than its factorization.

381434145130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459559301.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 381434145130 in words is "three hundred eighty-one billion, four hundred thirty-four million, one hundred forty-five thousand, one hundred thirty".