40660564353 has 8 divisors (see below), whose sum is σ = 54234577728. Its totient is φ = 27096796944.

The previous prime is 40660564349. The next prime is 40660564361. The reversal of 40660564353 is 35346506604.

It is a happy number.

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

It is not a de Polignac number, because 40660564353 - 2² = 40660564349 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40660564303) 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, 2552226 + ... + 2568107.

It is an arithmetic number, because the mean of its divisors is an integer number (6779322216).

Almost surely, 2^40660564353 is an apocalyptic number.

It is an amenable number.

40660564353 is a deficient number, since it is larger than the sum of its proper divisors (13574013375).

40660564353 is a wasteful number, since it uses less digits than its factorization.

40660564353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5122983.

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 40660564353 in words is "forty billion, six hundred sixty million, five hundred sixty-four thousand, three hundred fifty-three".