40821011875 has 60 divisors (see below), whose sum is σ = 59501422200. Its totient is φ = 27914544000.

The previous prime is 40821011873. The next prime is 40821011879. The reversal of 40821011875 is 57811012804.

It is not a de Polignac number, because 40821011875 - 2¹ = 40821011873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40821011873) by changing a digit.

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 59 ways as a sum of consecutive naturals, for example, 12523996 + ... + 12527254.

It is an arithmetic number, because the mean of its divisors is an integer number (991690370).

Almost surely, 2^40821011875 is an apocalyptic number.

40821011875 is a deficient number, since it is larger than the sum of its proper divisors (18680410325).

40821011875 is an equidigital number, since it uses as much as digits as its factorization.

40821011875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3702 (or 3680 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 37.

The spelling of 40821011875 in words is "forty billion, eight hundred twenty-one million, eleven thousand, eight hundred seventy-five".