228671432555 has 8 divisors (see below), whose sum is σ = 274408486800. Its totient is φ = 182935300896.

The previous prime is 228671432551. The next prime is 228671432569. The reversal of 228671432555 is 555234176822.

It is a happy number.

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 228671432555 - 2² = 228671432551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (228671432551) 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, 562781 + ... + 879809.

It is an arithmetic number, because the mean of its divisors is an integer number (34301060850).

Almost surely, 2^228671432555 is an apocalyptic number.

228671432555 is a deficient number, since it is larger than the sum of its proper divisors (45737054245).

228671432555 is a wasteful number, since it uses less digits than its factorization.

228671432555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461293.

The product of its digits is 4032000, while the sum is 50.

The spelling of 228671432555 in words is "two hundred twenty-eight billion, six hundred seventy-one million, four hundred thirty-two thousand, five hundred fifty-five".