4023305531838 has 16 divisors (see below), whose sum is σ = 8940678959760. Its totient is φ = 1341101843928.

The previous prime is 4023305531821. The next prime is 4023305531863. The reversal of 4023305531838 is 8381355033204.

4023305531838 is a `hidden beast` number, since 4 + 0 + 2 + 3 + 30 + 5 + 531 + 83 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 4023305531793 and 4023305531802.

It is a congruent number.

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, 37252828945 + ... + 37252829052.

It is an arithmetic number, because the mean of its divisors is an integer number (558792434985).

Almost surely, 2^{4023305531838} is an apocalyptic number.

4023305531838 is an abundant number, since it is smaller than the sum of its proper divisors (4917373427922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4023305531838 is a wasteful number, since it uses less digits than its factorization.

4023305531838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74505658008 (or 74505658002 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 4023305531838 in words is "four trillion, twenty-three billion, three hundred five million, five hundred thirty-one thousand, eight hundred thirty-eight".