55535435555 has 4 divisors (see below), whose sum is σ = 66642522672. Its totient is φ = 44428348440.

The previous prime is 55535435533. The next prime is 55535435561. The reversal of 55535435555 is 55553453555.

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

It is not a de Polignac number, because 55535435555 - 2⁸ = 55535435299 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5553543551 + ... + 5553543560.

It is an arithmetic number, because the mean of its divisors is an integer number (16660630668).

Almost surely, 2^55535435555 is an apocalyptic number.

55535435555 is a deficient number, since it is larger than the sum of its proper divisors (11107087117).

55535435555 is a wasteful number, since it uses less digits than its factorization.

55535435555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11107087116.

The product of its digits is 14062500, while the sum is 50.

The spelling of 55535435555 in words is "fifty-five billion, five hundred thirty-five million, four hundred thirty-five thousand, five hundred fifty-five".