40403333340 has 72 divisors (see below), whose sum is σ = 124634044080. Its totient is φ = 10591605504.

The previous prime is 40403333291. The next prime is 40403333363. The reversal of 40403333340 is 4333330404.

40403333340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1891609 + ... + 1912848.

It is an arithmetic number, because the mean of its divisors is an integer number (1731028390).

Almost surely, 2^40403333340 is an apocalyptic number.

It is an amenable number.

40403333340 is an abundant number, since it is smaller than the sum of its proper divisors (84230710740).

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

40403333340 is a wasteful number, since it uses less digits than its factorization.

40403333340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3804531 (or 3804526 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 27.

Adding to 40403333340 its reverse (4333330404), we get a palindrome (44736663744).

The spelling of 40403333340 in words is "forty billion, four hundred three million, three hundred thirty-three thousand, three hundred forty".