42234531646065 has 64 divisors (see below), whose sum is σ = 77602328294400. Its totient is φ = 19398604896000.

The previous prime is 42234531646063. The next prime is 42234531646081. The reversal of 42234531646065 is 56064613543224.

It is not a de Polignac number, because 42234531646065 - 2¹ = 42234531646063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42234531645999 and 42234531646017.

It is not an unprimeable number, because it can be changed into a prime (42234531646063) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63053415 + ... + 63719715.

It is an arithmetic number, because the mean of its divisors is an integer number (1212536379600).

Almost surely, 2^{42234531646065} is an apocalyptic number.

It is an amenable number.

42234531646065 is a deficient number, since it is larger than the sum of its proper divisors (35367796648335).

42234531646065 is a wasteful number, since it uses less digits than its factorization.

42234531646065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686558.

The product of its (nonzero) digits is 12441600, while the sum is 51.

The spelling of 42234531646065 in words is "forty-two trillion, two hundred thirty-four billion, five hundred thirty-one million, six hundred forty-six thousand, sixty-five".