40133545541213 has 8 divisors (see below), whose sum is σ = 40156144012248. Its totient is φ = 40110948972864.

The previous prime is 40133545541183. The next prime is 40133545541263. The reversal of 40133545541213 is 31214554533104.

It can be written as a sum of positive squares in 4 ways, for example, as 10180834510564 + 29952711030649 = 3190742^2 + 5472907^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40133545541213 - 2²² = 40133541346909 is a prime.

It is a super-2 number, since 2×40133545541213² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40133545541263) 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, 42829895 + ... + 43756907.

It is an arithmetic number, because the mean of its divisors is an integer number (5019518001531).

Almost surely, 2^{40133545541213} is an apocalyptic number.

It is an amenable number.

40133545541213 is a deficient number, since it is larger than the sum of its proper divisors (22598471035).

40133545541213 is a wasteful number, since it uses less digits than its factorization.

40133545541213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951343.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 40133545541213 in words is "forty trillion, one hundred thirty-three billion, five hundred forty-five million, five hundred forty-one thousand, two hundred thirteen".