228000061551 has 8 divisors (see below), whose sum is σ = 311414718384. Its totient is φ = 148292722880.

The previous prime is 228000061543. The next prime is 228000061609. The reversal of 228000061551 is 155160000822.

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

It is not a de Polignac number, because 228000061551 - 2³ = 228000061543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228000061511) 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, 926829396 + ... + 926829641.

It is an arithmetic number, because the mean of its divisors is an integer number (38926839798).

Almost surely, 2^228000061551 is an apocalyptic number.

228000061551 is a deficient number, since it is larger than the sum of its proper divisors (83414656833).

228000061551 is a wasteful number, since it uses less digits than its factorization.

228000061551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1853659081.

The product of its (nonzero) digits is 4800, while the sum is 30.

The spelling of 228000061551 in words is "two hundred twenty-eight billion, sixty-one thousand, five hundred fifty-one".