402244202044 has 24 divisors (see below), whose sum is σ = 741011564160. Its totient is φ = 190527623856.

The previous prime is 402244202023. The next prime is 402244202047. The reversal of 402244202044 is 440202442204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402244202047) 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, 1635129 + ... + 1864975.

It is an arithmetic number, because the mean of its divisors is an integer number (30875481840).

Almost surely, 2^402244202044 is an apocalyptic number.

It is an amenable number.

402244202044 is a deficient number, since it is larger than the sum of its proper divisors (338767362116).

402244202044 is a wasteful number, since it uses less digits than its factorization.

402244202044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252897 (or 252895 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 402244202044 its reverse (440202442204), we get a palindrome (842446644248).

The spelling of 402244202044 in words is "four hundred two billion, two hundred forty-four million, two hundred two thousand, forty-four".