40134380347625 has 8 divisors (see below), whose sum is σ = 50087706673992. Its totient is φ = 32107504278000.

The previous prime is 40134380347619. The next prime is 40134380347627. The reversal of 40134380347625 is 52674308343104.

It can be written as a sum of positive squares in 4 ways, for example, as 11301948014569 + 28832432333056 = 3361837^2 + 5369584^2 .

It is not a de Polignac number, because 40134380347625 - 2⁶ = 40134380347561 is a prime.

It is a super-2 number, since 2×40134380347625² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40134380347627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160537521266 + ... + 160537521515.

It is an arithmetic number, because the mean of its divisors is an integer number (6260963334249).

Almost surely, 2^{40134380347625} is an apocalyptic number.

It is an amenable number.

40134380347625 is a deficient number, since it is larger than the sum of its proper divisors (9953326326367).

40134380347625 is an equidigital number, since it uses as much as digits as its factorization.

40134380347625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321075042796 (or 321075042786 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 50.

The spelling of 40134380347625 in words is "forty trillion, one hundred thirty-four billion, three hundred eighty million, three hundred forty-seven thousand, six hundred twenty-five".