55553435555 has 16 divisors (see below), whose sum is σ = 67857847680. Its totient is φ = 43652763648.

The previous prime is 55553435543. The next prime is 55553435593.

55553435555 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 55553435555 - 2¹² = 55553431459 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288122 + ... + 440591.

It is an arithmetic number, because the mean of its divisors is an integer number (4241115480).

Almost surely, 2^55553435555 is an apocalyptic number.

55553435555 is a deficient number, since it is larger than the sum of its proper divisors (12304412125).

55553435555 is a wasteful number, since it uses less digits than its factorization.

55553435555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728990.

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

The spelling of 55553435555 in words is "fifty-five billion, five hundred fifty-three million, four hundred thirty-five thousand, five hundred fifty-five".