42340403536664 has 32 divisors (see below), whose sum is σ = 80507448253440. Its totient is φ = 20871758426400.

The previous prime is 42340403536661. The next prime is 42340403536679. The reversal of 42340403536664 is 46663530404324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42340403536661) 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, 47377787 + ... + 48263189.

It is an arithmetic number, because the mean of its divisors is an integer number (2515857757920).

Almost surely, 2^{42340403536664} is an apocalyptic number.

It is an amenable number.

42340403536664 is a deficient number, since it is larger than the sum of its proper divisors (38167044716776).

42340403536664 is a wasteful number, since it uses less digits than its factorization.

42340403536664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969671 (or 969667 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 50.

The spelling of 42340403536664 in words is "forty-two trillion, three hundred forty billion, four hundred three million, five hundred thirty-six thousand, six hundred sixty-four".