40010444343 has 40 divisors (see below), whose sum is σ = 60383307600. Its totient is φ = 26400504960.

The previous prime is 40010444317. The next prime is 40010444389. The reversal of 40010444343 is 34344401004.

It is not a de Polignac number, because 40010444343 - 2⁵ = 40010444311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40010454343) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3867688 + ... + 3878018.

It is an arithmetic number, because the mean of its divisors is an integer number (1509582690).

Almost surely, 2^40010444343 is an apocalyptic number.

40010444343 is a deficient number, since it is larger than the sum of its proper divisors (20372863257).

40010444343 is a wasteful number, since it uses less digits than its factorization.

40010444343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10829 (or 10820 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 40010444343 its reverse (34344401004), we get a palindrome (74354845347).

The spelling of 40010444343 in words is "forty billion, ten million, four hundred forty-four thousand, three hundred forty-three".