42706237065 has 16 divisors (see below), whose sum is σ = 68334796800. Its totient is φ = 22775053952.

The previous prime is 42706237061. The next prime is 42706237069. The reversal of 42706237065 is 56073260724.

It is an interprime number because it is at equal distance from previous prime (42706237061) and next prime (42706237069).

It is a cyclic number.

It is not a de Polignac number, because 42706237065 - 2² = 42706237061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42706237061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137701 + ... + 323069.

It is an arithmetic number, because the mean of its divisors is an integer number (4270924800).

Almost surely, 2^42706237065 is an apocalyptic number.

It is an amenable number.

42706237065 is a deficient number, since it is larger than the sum of its proper divisors (25628559735).

42706237065 is a wasteful number, since it uses less digits than its factorization.

42706237065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200736.

The product of its (nonzero) digits is 423360, while the sum is 42.

Adding to 42706237065 its reverse (56073260724), we get a palindrome (98779497789).

The spelling of 42706237065 in words is "forty-two billion, seven hundred six million, two hundred thirty-seven thousand, sixty-five".