40342666634455 has 8 divisors (see below), whose sum is σ = 48613757284800. Its totient is φ = 32139095091936.

The previous prime is 40342666634407. The next prime is 40342666634503. The reversal of 40342666634455 is 55443666624304.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40342666634407) and next prime (40342666634503).

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-40342666634455 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40342666634455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16879775640 + ... + 16879778029.

It is an arithmetic number, because the mean of its divisors is an integer number (6076719660600).

Almost surely, 2^{40342666634455} is an apocalyptic number.

40342666634455 is a deficient number, since it is larger than the sum of its proper divisors (8271090650345).

40342666634455 is a wasteful number, since it uses less digits than its factorization.

40342666634455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33759553913.

The product of its (nonzero) digits is 149299200, while the sum is 58.

The spelling of 40342666634455 in words is "forty trillion, three hundred forty-two billion, six hundred sixty-six million, six hundred thirty-four thousand, four hundred fifty-five".