401011864584 has 32 divisors (see below), whose sum is σ = 1014608337120. Its totient is φ = 132060131456.

The previous prime is 401011864531. The next prime is 401011864597. The reversal of 401011864584 is 485468110104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100653597 + ... + 100657580.

It is an arithmetic number, because the mean of its divisors is an integer number (31706510535).

Almost surely, 2^401011864584 is an apocalyptic number.

It is an amenable number.

401011864584 is an abundant number, since it is smaller than the sum of its proper divisors (613596472536).

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

401011864584 is a wasteful number, since it uses less digits than its factorization.

401011864584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201311269 (or 201311265 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 42.

Adding to 401011864584 its reverse (485468110104), we get a palindrome (886479974688).

The spelling of 401011864584 in words is "four hundred one billion, eleven million, eight hundred sixty-four thousand, five hundred eighty-four".