400244341002 has 32 divisors (see below), whose sum is σ = 875171300544. Its totient is φ = 121020758400.

The previous prime is 400244341001. The next prime is 400244341061. The reversal of 400244341002 is 200143442004.

It is a happy number.

400244341002 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (400244341001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6604749 + ... + 6665072.

It is an arithmetic number, because the mean of its divisors is an integer number (27349103142).

Almost surely, 2^400244341002 is an apocalyptic number.

400244341002 is an abundant number, since it is smaller than the sum of its proper divisors (474926959542).

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

400244341002 is a wasteful number, since it uses less digits than its factorization.

400244341002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13270294.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 400244341002 its reverse (200143442004), we get a palindrome (600387783006).

The spelling of 400244341002 in words is "four hundred billion, two hundred forty-four million, three hundred forty-one thousand, two".