228671533563747 has 8 divisors (see below), whose sum is σ = 304895625855744. Its totient is φ = 152447565157128.

The previous prime is 228671533563713. The next prime is 228671533563923. The reversal of 228671533563747 is 747365335176822.

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

It is not a de Polignac number, because 228671533563747 - 2²⁸ = 228671265128291 is a prime.

It is a super-2 number, since 2×228671533563747² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (228671533563047) 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, 26575263 + ... + 34111400.

It is an arithmetic number, because the mean of its divisors is an integer number (38111953231968).

Almost surely, 2^{228671533563747} is an apocalyptic number.

228671533563747 is a deficient number, since it is larger than the sum of its proper divisors (76224092291997).

228671533563747 is a wasteful number, since it uses less digits than its factorization.

228671533563747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61942689.

The product of its digits is 1066867200, while the sum is 69.

The spelling of 228671533563747 in words is "two hundred twenty-eight trillion, six hundred seventy-one billion, five hundred thirty-three million, five hundred sixty-three thousand, seven hundred forty-seven".