40041550052545 has 32 divisors (see below), whose sum is σ = 48700286595072. Its totient is φ = 31602302333952.

The previous prime is 40041550052531. The next prime is 40041550052579. The reversal of 40041550052545 is 54525005514004.

It is a cyclic number.

It is not a de Polignac number, because 40041550052545 - 2⁴⁵ = 4857177963713 is a prime.

It is a super-3 number, since 3×40041550052545³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40041550052498 and 40041550052507.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 913063839 + ... + 913107691.

It is an arithmetic number, because the mean of its divisors is an integer number (1521883956096).

Almost surely, 2^{40041550052545} is an apocalyptic number.

It is an amenable number.

40041550052545 is a deficient number, since it is larger than the sum of its proper divisors (8658736542527).

40041550052545 is a wasteful number, since it uses less digits than its factorization.

40041550052545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51441.

The product of its (nonzero) digits is 400000, while the sum is 40.

Adding to 40041550052545 its reverse (54525005514004), we get a palindrome (94566555566549).

The spelling of 40041550052545 in words is "forty trillion, forty-one billion, five hundred fifty million, fifty-two thousand, five hundred forty-five".