401040210054 has 32 divisors (see below), whose sum is σ = 875499655680. Its totient is φ = 121457498400.

The previous prime is 401040210037. The next prime is 401040210071. The reversal of 401040210054 is 450012040104.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (401040210037) and next prime (401040210071).

It is a self number, because there is not a number n which added to its sum of digits gives 401040210054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1630174 + ... + 1859985.

It is an arithmetic number, because the mean of its divisors is an integer number (27359364240).

Almost surely, 2^401040210054 is an apocalyptic number.

401040210054 is an abundant number, since it is smaller than the sum of its proper divisors (474459445626).

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

401040210054 is a wasteful number, since it uses less digits than its factorization.

401040210054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3491916.

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 401040210054 its reverse (450012040104), we get a palindrome (851052250158).

The spelling of 401040210054 in words is "four hundred one billion, forty million, two hundred ten thousand, fifty-four".