40655113323611 has 4 divisors (see below), whose sum is σ = 40655136917424. Its totient is φ = 40655089729800.

The previous prime is 40655113323553. The next prime is 40655113323683. The reversal of 40655113323611 is 11632331155604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40655113323611 - 2¹⁰ = 40655113322587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40655113323691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8989520 + ... + 12732701.

It is an arithmetic number, because the mean of its divisors is an integer number (10163784229356).

Almost surely, 2^{40655113323611} is an apocalyptic number.

40655113323611 is a deficient number, since it is larger than the sum of its proper divisors (23593813).

40655113323611 is a wasteful number, since it uses less digits than its factorization.

40655113323611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23593812.

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 40655113323611 in words is "forty trillion, six hundred fifty-five billion, one hundred thirteen million, three hundred twenty-three thousand, six hundred eleven".