40344202553012 has 24 divisors (see below), whose sum is σ = 71597194885440. Its totient is φ = 19887864657920.

The previous prime is 40344202553009. The next prime is 40344202553021. The reversal of 40344202553012 is 21035520244304.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60814439 + ... + 61474257.

It is an arithmetic number, because the mean of its divisors is an integer number (2983216453560).

Almost surely, 2^{40344202553012} is an apocalyptic number.

It is an amenable number.

40344202553012 is a deficient number, since it is larger than the sum of its proper divisors (31252992332428).

40344202553012 is a wasteful number, since it uses less digits than its factorization.

40344202553012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875191 (or 875189 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 40344202553012 its reverse (21035520244304), we get a palindrome (61379722797316).

The spelling of 40344202553012 in words is "forty trillion, three hundred forty-four billion, two hundred two million, five hundred fifty-three thousand, twelve".