40123315562 has 32 divisors (see below), whose sum is σ = 67904967168. Its totient is φ = 17615520000.

The previous prime is 40123315541. The next prime is 40123315567. The reversal of 40123315562 is 26551332104.

It is a happy number.

40123315562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (40123315567) 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, 298862 + ... + 411782.

It is an arithmetic number, because the mean of its divisors is an integer number (2122030224).

Almost surely, 2^40123315562 is an apocalyptic number.

40123315562 is a deficient number, since it is larger than the sum of its proper divisors (27781651606).

40123315562 is a wasteful number, since it uses less digits than its factorization.

40123315562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113486.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 40123315562 its reverse (26551332104), we get a palindrome (66674647666).

The spelling of 40123315562 in words is "forty billion, one hundred twenty-three million, three hundred fifteen thousand, five hundred sixty-two".