40332907905 has 16 divisors (see below), whose sum is σ = 64535158464. Its totient is φ = 21510048960.

The previous prime is 40332907903. The next prime is 40332907961. The reversal of 40332907905 is 50970923304.

It is not a de Polignac number, because 40332907905 - 2¹ = 40332907903 is a prime.

It is a super-2 number, since 2×40332907905² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40332907903) 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, 663447 + ... + 721683.

It is an arithmetic number, because the mean of its divisors is an integer number (4033447404).

Almost surely, 2^40332907905 is an apocalyptic number.

It is an amenable number.

40332907905 is a deficient number, since it is larger than the sum of its proper divisors (24202250559).

40332907905 is a wasteful number, since it uses less digits than its factorization.

40332907905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104416.

The product of its (nonzero) digits is 204120, while the sum is 42.

The spelling of 40332907905 in words is "forty billion, three hundred thirty-two million, nine hundred seven thousand, nine hundred five".