404020154422345 has 8 divisors (see below), whose sum is σ = 484827354989640. Its totient is φ = 323214010416000.

The previous prime is 404020154422343. The next prime is 404020154422411. The reversal of 404020154422345 is 543224451020404.

It can be written as a sum of positive squares in 4 ways, for example, as 53060545727289 + 350959608695056 = 7284267^2 + 18733916^2 .

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

It is not a de Polignac number, because 404020154422345 - 2¹ = 404020154422343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404020154422298 and 404020154422307.

It is not an unprimeable number, because it can be changed into a prime (404020154422343) 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, 263298730 + ... + 264828739.

It is an arithmetic number, because the mean of its divisors is an integer number (60603419373705).

Almost surely, 2^{404020154422345} is an apocalyptic number.

It is an amenable number.

404020154422345 is a deficient number, since it is larger than the sum of its proper divisors (80807200567295).

404020154422345 is a wasteful number, since it uses less digits than its factorization.

404020154422345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528280475.

The product of its (nonzero) digits is 614400, while the sum is 40.

The spelling of 404020154422345 in words is "four hundred four trillion, twenty billion, one hundred fifty-four million, four hundred twenty-two thousand, three hundred forty-five".