401542224504 has 32 divisors (see below), whose sum is σ = 1036238000640. Its totient is φ = 129529749600.

The previous prime is 401542224439. The next prime is 401542224509. The reversal of 401542224504 is 405422245104.

It is a super-2 number, since 2×401542224504² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401542224509) 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, 269852902 + ... + 269854389.

It is an arithmetic number, because the mean of its divisors is an integer number (32382437520).

Almost surely, 2^401542224504 is an apocalyptic number.

It is an amenable number.

401542224504 is an abundant number, since it is smaller than the sum of its proper divisors (634695776136).

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

401542224504 is a wasteful number, since it uses less digits than its factorization.

401542224504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539707331 (or 539707327 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 33.

Adding to 401542224504 its reverse (405422245104), we get a palindrome (806964469608).

The spelling of 401542224504 in words is "four hundred one billion, five hundred forty-two million, two hundred twenty-four thousand, five hundred four".