42636032793 has 12 divisors (see below), whose sum is σ = 65208050388. Its totient is φ = 26752020480.

The previous prime is 42636032771. The next prime is 42636032801. The reversal of 42636032793 is 39723063624.

42636032793 is a `hidden beast` number, since 4 + 2 + 636 + 0 + 3 + 2 + 7 + 9 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37228930704 + 5407102089 = 192948^2 + 73533^2 .

It is not a de Polignac number, because 42636032793 - 2¹⁰ = 42636031769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42636032293) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139333288 + ... + 139333593.

It is an arithmetic number, because the mean of its divisors is an integer number (5434004199).

Almost surely, 2^42636032793 is an apocalyptic number.

It is an amenable number.

42636032793 is a deficient number, since it is larger than the sum of its proper divisors (22572017595).

42636032793 is a wasteful number, since it uses less digits than its factorization.

42636032793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278666904 (or 278666901 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 45.

The spelling of 42636032793 in words is "forty-two billion, six hundred thirty-six million, thirty-two thousand, seven hundred ninety-three".