401024542120 has 64 divisors (see below), whose sum is σ = 915515136000. Its totient is φ = 158078350080.

The previous prime is 401024542073. The next prime is 401024542151. The reversal of 401024542120 is 21245420104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492015 + ... + 1021825.

It is an arithmetic number, because the mean of its divisors is an integer number (14304924000).

Almost surely, 2^401024542120 is an apocalyptic number.

401024542120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401024542120 is an abundant number, since it is smaller than the sum of its proper divisors (514490593880).

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

401024542120 is a wasteful number, since it uses less digits than its factorization.

401024542120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530098 (or 530094 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 401024542120 its reverse (21245420104), we get a palindrome (422269962224).

The spelling of 401024542120 in words is "four hundred one billion, twenty-four million, five hundred forty-two thousand, one hundred twenty".