10400344002 has 16 divisors (see below), whose sum is σ = 23111875680. Its totient is φ = 3466781316.

The previous prime is 10400344001. The next prime is 10400344021. The reversal of 10400344002 is 20044300401.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10400344001) 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, 96299428 + ... + 96299535.

It is an arithmetic number, because the mean of its divisors is an integer number (1444492230).

Almost surely, 2^10400344002 is an apocalyptic number.

10400344002 is an abundant number, since it is smaller than the sum of its proper divisors (12711531678).

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

10400344002 is a wasteful number, since it uses less digits than its factorization.

10400344002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192598974 (or 192598968 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 10400344002 its reverse (20044300401), we get a palindrome (30444644403).

The spelling of 10400344002 in words is "ten billion, four hundred million, three hundred forty-four thousand, two".