401345325120424 has 16 divisors (see below), whose sum is σ = 752608615266900. Its totient is φ = 200649694382592.

The previous prime is 401345325120413. The next prime is 401345325120521. The reversal of 401345325120424 is 424021523543104.

It can be written as a sum of positive squares in 2 ways, for example, as 370007922648100 + 31337402472324 = 19235590^2 + 5597982^2 .

It is a super-2 number, since 2×401345325120424² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2870947939 + ... + 2871087730.

Almost surely, 2^{401345325120424} is an apocalyptic number.

It is an amenable number.

401345325120424 is a deficient number, since it is larger than the sum of its proper divisors (351263290146476).

401345325120424 is a wasteful number, since it uses less digits than its factorization.

401345325120424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5742044412 (or 5742044408 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 401345325120424 its reverse (424021523543104), we get a palindrome (825366848663528).

The spelling of 401345325120424 in words is "four hundred one trillion, three hundred forty-five billion, three hundred twenty-five million, one hundred twenty thousand, four hundred twenty-four".