40344322130 has 64 divisors (see below), whose sum is σ = 85784866560. Its totient is φ = 13374892800.

The previous prime is 40344322121. The next prime is 40344322133. The reversal of 40344322130 is 3122344304.

It is a self number, because there is not a number n which added to its sum of digits gives 40344322130.

It is not an unprimeable number, because it can be changed into a prime (40344322133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171860 + ... + 332000.

It is an arithmetic number, because the mean of its divisors is an integer number (1340388540).

Almost surely, 2^40344322130 is an apocalyptic number.

40344322130 is an abundant number, since it is smaller than the sum of its proper divisors (45440544430).

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

40344322130 is a wasteful number, since it uses less digits than its factorization.

40344322130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160275.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 40344322130 its reverse (3122344304), we get a palindrome (43466666434).

The spelling of 40344322130 in words is "forty billion, three hundred forty-four million, three hundred twenty-two thousand, one hundred thirty".