383021667434 has 32 divisors (see below), whose sum is σ = 676328226816. Its totient is φ = 159272794800.

The previous prime is 383021667419. The next prime is 383021667439. The reversal of 383021667434 is 434766120383.

It is a super-2 number, since 2×383021667434² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (383021667439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2015882 + ... + 2197685.

It is an arithmetic number, because the mean of its divisors is an integer number (21135257088).

Almost surely, 2^383021667434 is an apocalyptic number.

383021667434 is a deficient number, since it is larger than the sum of its proper divisors (293306559382).

383021667434 is a wasteful number, since it uses less digits than its factorization.

383021667434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4213770.

The product of its (nonzero) digits is 1741824, while the sum is 47.

The spelling of 383021667434 in words is "three hundred eighty-three billion, twenty-one million, six hundred sixty-seven thousand, four hundred thirty-four".