40217623465 has 8 divisors (see below), whose sum is σ = 49079134080. Its totient is φ = 31628774832.

The previous prime is 40217623447. The next prime is 40217623541. The reversal of 40217623465 is 56432671204.

40217623465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40217623465 - 2¹⁵ = 40217590697 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68165169 + ... + 68165758.

It is an arithmetic number, because the mean of its divisors is an integer number (6134891760).

Almost surely, 2^40217623465 is an apocalyptic number.

It is an amenable number.

40217623465 is a deficient number, since it is larger than the sum of its proper divisors (8861510615).

40217623465 is a wasteful number, since it uses less digits than its factorization.

40217623465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136330991.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 40217623465 in words is "forty billion, two hundred seventeen million, six hundred twenty-three thousand, four hundred sixty-five".