381169445822 has 16 divisors (see below), whose sum is σ = 624043291392. Its totient is φ = 173172319320.

The previous prime is 381169445821. The next prime is 381169445851. The reversal of 381169445822 is 228544961183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381169445821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4280918 + ... + 4369049.

It is an arithmetic number, because the mean of its divisors is an integer number (39002705712).

Almost surely, 2^381169445822 is an apocalyptic number.

381169445822 is a deficient number, since it is larger than the sum of its proper divisors (242873845570).

381169445822 is a wasteful number, since it uses less digits than its factorization.

381169445822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8651983.

The product of its digits is 3317760, while the sum is 53.

The spelling of 381169445822 in words is "three hundred eighty-one billion, one hundred sixty-nine million, four hundred forty-five thousand, eight hundred twenty-two".