40596172693 has 4 divisors (see below), whose sum is σ = 40598549728. Its totient is φ = 40593795660.

The previous prime is 40596172651. The next prime is 40596172723. The reversal of 40596172693 is 39627169504.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40596172693 - 2³³ = 32006238101 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 40596172693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40596172993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1162713 + ... + 1197118.

It is an arithmetic number, because the mean of its divisors is an integer number (10149637432).

Almost surely, 2^40596172693 is an apocalyptic number.

It is an amenable number.

40596172693 is a deficient number, since it is larger than the sum of its proper divisors (2377035).

40596172693 is a wasteful number, since it uses less digits than its factorization.

40596172693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2377034.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 40596172693 in words is "forty billion, five hundred ninety-six million, one hundred seventy-two thousand, six hundred ninety-three".