55033501442 has 4 divisors (see below), whose sum is σ = 82550252166. Its totient is φ = 27516750720.

The previous prime is 55033501433. The next prime is 55033501499. The reversal of 55033501442 is 24410533055.

It is a happy number.

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., 54616157401 + 417344041 = 233701^2 + 20429^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55033501399 and 55033501408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13758375359 + ... + 13758375362.

Almost surely, 2^55033501442 is an apocalyptic number.

55033501442 is a deficient number, since it is larger than the sum of its proper divisors (27516750724).

55033501442 is a wasteful number, since it uses less digits than its factorization.

55033501442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27516750723.

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 55033501442 in words is "fifty-five billion, thirty-three million, five hundred one thousand, four hundred forty-two".