40735327521 has 16 divisors (see below), whose sum is σ = 62999343104. Its totient is φ = 22929906384.

The previous prime is 40735327483. The next prime is 40735327537. The reversal of 40735327521 is 12572353704.

It is not a de Polignac number, because 40735327521 - 2¹⁴ = 40735311137 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 40735327521.

It is not an unprimeable number, because it can be changed into a prime (40735327421) 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, 14474545 + ... + 14477358.

It is an arithmetic number, because the mean of its divisors is an integer number (3937458944).

Almost surely, 2^40735327521 is an apocalyptic number.

It is an amenable number.

40735327521 is a deficient number, since it is larger than the sum of its proper divisors (22264015583).

40735327521 is a wasteful number, since it uses less digits than its factorization.

40735327521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28951980.

The product of its (nonzero) digits is 176400, while the sum is 39.

The spelling of 40735327521 in words is "forty billion, seven hundred thirty-five million, three hundred twenty-seven thousand, five hundred twenty-one".