55298477443 has 8 divisors (see below), whose sum is σ = 62271599616. Its totient is φ = 48649686600.

The previous prime is 55298477413. The next prime is 55298477449. The reversal of 55298477443 is 34477489255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55298477443 - 2²¹ = 55296380291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55298477449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81082471 + ... + 81083152.

It is an arithmetic number, because the mean of its divisors is an integer number (7783949952).

Almost surely, 2^55298477443 is an apocalyptic number.

55298477443 is a deficient number, since it is larger than the sum of its proper divisors (6973122173).

55298477443 is a wasteful number, since it uses less digits than its factorization.

55298477443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162165665.

The product of its digits is 33868800, while the sum is 58.

The spelling of 55298477443 in words is "fifty-five billion, two hundred ninety-eight million, four hundred seventy-seven thousand, four hundred forty-three".