55670854643 has 32 divisors (see below), whose sum is σ = 61072607232. Its totient is φ = 50596761600.

The previous prime is 55670854609. The next prime is 55670854699. The reversal of 55670854643 is 34645807655.

It is a happy number.

It is not a de Polignac number, because 55670854643 - 2¹⁰ = 55670853619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55670854843) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9348755 + ... + 9354707.

It is an arithmetic number, because the mean of its divisors is an integer number (1908518976).

Almost surely, 2^55670854643 is an apocalyptic number.

55670854643 is a deficient number, since it is larger than the sum of its proper divisors (5401752589).

55670854643 is a wasteful number, since it uses less digits than its factorization.

55670854643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6275.

The product of its (nonzero) digits is 12096000, while the sum is 53.

The spelling of 55670854643 in words is "fifty-five billion, six hundred seventy million, eight hundred fifty-four thousand, six hundred forty-three".