40655523263 has 8 divisors (see below), whose sum is σ = 40701866688. Its totient is φ = 40609206144.

The previous prime is 40655523253. The next prime is 40655523269. The reversal of 40655523263 is 36232555604.

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 40655523263 - 2⁴ = 40655523247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40655523263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40655523269) 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, 5082395 + ... + 5090387.

It is an arithmetic number, because the mean of its divisors is an integer number (5087733336).

Almost surely, 2^40655523263 is an apocalyptic number.

40655523263 is a deficient number, since it is larger than the sum of its proper divisors (46343425).

40655523263 is a wasteful number, since it uses less digits than its factorization.

40655523263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13153.

The product of its (nonzero) digits is 648000, while the sum is 41.

The spelling of 40655523263 in words is "forty billion, six hundred fifty-five million, five hundred twenty-three thousand, two hundred sixty-three".