40655336023 has 4 divisors (see below), whose sum is σ = 40749228688. Its totient is φ = 40561443360.

The previous prime is 40655335999. The next prime is 40655336027. The reversal of 40655336023 is 32063355604.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40655336023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40655336027) 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, 46945683 + ... + 46946548.

It is an arithmetic number, because the mean of its divisors is an integer number (10187307172).

Almost surely, 2^40655336023 is an apocalyptic number.

40655336023 is a deficient number, since it is larger than the sum of its proper divisors (93892665).

40655336023 is an equidigital number, since it uses as much as digits as its factorization.

40655336023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93892664.

The product of its (nonzero) digits is 194400, while the sum is 37.

The spelling of 40655336023 in words is "forty billion, six hundred fifty-five million, three hundred thirty-six thousand, twenty-three".