42263678982321 has 6 divisors (see below), whose sum is σ = 61047536307810. Its totient is φ = 28175785988208.

The previous prime is 42263678982263. The next prime is 42263678982353. The reversal of 42263678982321 is 12328987636224.

42263678982321 is a `hidden beast` number, since 4 + 2 + 263 + 67 + 89 + 8 + 232 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 30418655426721 + 11845023555600 = 5515311^2 + 3441660^2 .

It is not a de Polignac number, because 42263678982321 - 2⁷ = 42263678982193 is a prime.

It is a super-2 number, since 2×42263678982321² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42263678982391) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2347982165676 + ... + 2347982165693.

It is an arithmetic number, because the mean of its divisors is an integer number (10174589384635).

Almost surely, 2^{42263678982321} is an apocalyptic number.

It is an amenable number.

42263678982321 is a deficient number, since it is larger than the sum of its proper divisors (18783857325489).

42263678982321 is a wasteful number, since it uses less digits than its factorization.

42263678982321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4695964331375 (or 4695964331372 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 63.

The spelling of 42263678982321 in words is "forty-two trillion, two hundred sixty-three billion, six hundred seventy-eight million, nine hundred eighty-two thousand, three hundred twenty-one".