33506745319442 has 4 divisors (see below), whose sum is σ = 50260117979166. Its totient is φ = 16753372659720.

The previous prime is 33506745319429. The next prime is 33506745319477. The reversal of 33506745319442 is 24491354760533.

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., 19076707200721 + 14430038118721 = 4367689^2 + 3798689^2 .

It is a super-2 number, since 2×33506745319442² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8376686329859 + ... + 8376686329862.

Almost surely, 2^{33506745319442} is an apocalyptic number.

33506745319442 is a deficient number, since it is larger than the sum of its proper divisors (16753372659724).

33506745319442 is a wasteful number, since it uses less digits than its factorization.

33506745319442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16753372659723.

The product of its (nonzero) digits is 32659200, while the sum is 56.

The spelling of 33506745319442 in words is "thirty-three trillion, five hundred six billion, seven hundred forty-five million, three hundred nineteen thousand, four hundred forty-two".