40243600597 has 8 divisors (see below), whose sum is σ = 41347389600. Its totient is φ = 39140660304.

The previous prime is 40243600559. The next prime is 40243600603. The reversal of 40243600597 is 79500634204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40243600597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40243600097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115447 + ... + 306292.

It is an arithmetic number, because the mean of its divisors is an integer number (5168423700).

Almost surely, 2^40243600597 is an apocalyptic number.

It is an amenable number.

40243600597 is a deficient number, since it is larger than the sum of its proper divisors (1103789003).

40243600597 is a wasteful number, since it uses less digits than its factorization.

40243600597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424355.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 40243600597 in words is "forty billion, two hundred forty-three million, six hundred thousand, five hundred ninety-seven".