36213423133442 has 4 divisors (see below), whose sum is σ = 54320134700166. Its totient is φ = 18106711566720.

The previous prime is 36213423133441. The next prime is 36213423133469. The reversal of 36213423133442 is 24433132431263.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 25819111725001 + 10394311408441 = 5081251^2 + 3224021^2 .

It is a super-2 number, since 2×36213423133442² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36213423133442.

It is not an unprimeable number, because it can be changed into a prime (36213423133441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9053355783359 + ... + 9053355783362.

Almost surely, 2^{36213423133442} is an apocalyptic number.

36213423133442 is a deficient number, since it is larger than the sum of its proper divisors (18106711566724).

36213423133442 is a wasteful number, since it uses less digits than its factorization.

36213423133442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18106711566723.

The product of its digits is 746496, while the sum is 41.

The spelling of 36213423133442 in words is "thirty-six trillion, two hundred thirteen billion, four hundred twenty-three million, one hundred thirty-three thousand, four hundred forty-two".