1040133440340 has 72 divisors (see below), whose sum is σ = 3340663882920. Its totient is φ = 261053097984.

The previous prime is 1040133440267. The next prime is 1040133440371. The reversal of 1040133440340 is 430443310401.

1040133440340 is a `hidden beast` number, since 10 + 40 + 133 + 440 + 3 + 40 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 313759060164 + 726374380176 = 560142^2 + 852276^2 .

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, 169953385 + ... + 169959504.

It is an arithmetic number, because the mean of its divisors is an integer number (46398109485).

Almost surely, 2^{1040133440340} is an apocalyptic number.

1040133440340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040133440340 is an abundant number, since it is smaller than the sum of its proper divisors (2300530442580).

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

1040133440340 is a wasteful number, since it uses less digits than its factorization.

1040133440340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339912921 (or 339912916 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1040133440340 its reverse (430443310401), we get a palindrome (1470576750741).

The spelling of 1040133440340 in words is "one trillion, forty billion, one hundred thirty-three million, four hundred forty thousand, three hundred forty".