40011423023500 has 96 divisors (see below), whose sum is σ = 87488440183872. Its totient is φ = 15985624550400.

The previous prime is 40011423023491. The next prime is 40011423023519. The reversal of 40011423023500 is 532032411004.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1951100247 + ... + 1951120753.

It is an arithmetic number, because the mean of its divisors is an integer number (911337918582).

Almost surely, 2^{40011423023500} is an apocalyptic number.

It is an amenable number.

40011423023500 is an abundant number, since it is smaller than the sum of its proper divisors (47477017160372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40011423023500 is a wasteful number, since it uses less digits than its factorization.

40011423023500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24956 (or 24944 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 40011423023500 its reverse (532032411004), we get a palindrome (40543455434504).

The spelling of 40011423023500 in words is "forty trillion, eleven billion, four hundred twenty-three million, twenty-three thousand, five hundred".