40853658556635 has 16 divisors (see below), whose sum is σ = 65366273195520. Its totient is φ = 21788478061920.

The previous prime is 40853658556597. The next prime is 40853658556637. The reversal of 40853658556635 is 53665585635804.

It is not a de Polignac number, because 40853658556635 - 2¹¹ = 40853658554587 is a prime.

It is a super-3 number, since 3×40853658556635³ (a number of 42 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40853658556635.

It is not an unprimeable number, because it can be changed into a prime (40853658556637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6302605 + ... + 11019534.

It is an arithmetic number, because the mean of its divisors is an integer number (4085392074720).

Almost surely, 2^{40853658556635} is an apocalyptic number.

40853658556635 is a deficient number, since it is larger than the sum of its proper divisors (24512614638885).

40853658556635 is a wasteful number, since it uses less digits than its factorization.

40853658556635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17479378.

The product of its (nonzero) digits is 1555200000, while the sum is 69.

The spelling of 40853658556635 in words is "forty trillion, eight hundred fifty-three billion, six hundred fifty-eight million, five hundred fifty-six thousand, six hundred thirty-five".