40765920180765 has 32 divisors (see below), whose sum is σ = 70243149518976. Its totient is φ = 20069280887040.

The previous prime is 40765920180757. The next prime is 40765920180829. The reversal of 40765920180765 is 56708102956704.

It is a happy number.

It is not a de Polignac number, because 40765920180765 - 2³ = 40765920180757 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40765920180699 and 40765920180708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58935570 + ... + 59623260.

It is an arithmetic number, because the mean of its divisors is an integer number (2195098422468).

Almost surely, 2^{40765920180765} is an apocalyptic number.

It is an amenable number.

40765920180765 is a deficient number, since it is larger than the sum of its proper divisors (29477229338211).

40765920180765 is a wasteful number, since it uses less digits than its factorization.

40765920180765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991709.

The product of its (nonzero) digits is 25401600, while the sum is 60.

The spelling of 40765920180765 in words is "forty trillion, seven hundred sixty-five billion, nine hundred twenty million, one hundred eighty thousand, seven hundred sixty-five".