401155613234423 has 16 divisors (see below), whose sum is σ = 401917269067776. Its totient is φ = 400394589085920.

The previous prime is 401155613234407. The next prime is 401155613234429. The reversal of 401155613234423 is 324432316551104.

It is a cyclic number.

It is not a de Polignac number, because 401155613234423 - 2⁴ = 401155613234407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401155613234429) 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, 22527963986 + ... + 22527981792.

It is an arithmetic number, because the mean of its divisors is an integer number (25119829316736).

Almost surely, 2^{401155613234423} is an apocalyptic number.

401155613234423 is a deficient number, since it is larger than the sum of its proper divisors (761655833353).

401155613234423 is a wasteful number, since it uses less digits than its factorization.

401155613234423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33214.

The product of its (nonzero) digits is 1036800, while the sum is 44.

Adding to 401155613234423 its reverse (324432316551104), we get a palindrome (725587929785527).

The spelling of 401155613234423 in words is "four hundred one trillion, one hundred fifty-five billion, six hundred thirteen million, two hundred thirty-four thousand, four hundred twenty-three".