40033400340 has 48 divisors (see below), whose sum is σ = 112308759360. Its totient is φ = 10655074560.

The previous prime is 40033400333. The next prime is 40033400353. The reversal of 40033400340 is 4300433004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609070 + ... + 671589.

It is an arithmetic number, because the mean of its divisors is an integer number (2339765820).

Almost surely, 2^40033400340 is an apocalyptic number.

It is an amenable number.

40033400340 is an abundant number, since it is smaller than the sum of its proper divisors (72275359020).

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

40033400340 is a wasteful number, since it uses less digits than its factorization.

40033400340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281192 (or 1281190 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 40033400340 its reverse (4300433004), we get a palindrome (44333833344).

The spelling of 40033400340 in words is "forty billion, thirty-three million, four hundred thousand, three hundred forty".