228361572457876 has 24 divisors (see below), whose sum is σ = 469498617501984. Its totient is φ = 95816044387680.

The previous prime is 228361572457853. The next prime is 228361572457957. The reversal of 228361572457876 is 678754275163822.

It is a junction number, because it is equal to n+sod(n) for n = 228361572457799 and 228361572457808.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199616758570 + ... + 199616759713.

It is an arithmetic number, because the mean of its divisors is an integer number (19562442395916).

Almost surely, 2^{228361572457876} is an apocalyptic number.

228361572457876 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

228361572457876 is an abundant number, since it is smaller than the sum of its proper divisors (241137045044108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

228361572457876 is a wasteful number, since it uses less digits than its factorization.

228361572457876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399233518311 (or 399233518309 counting only the distinct ones).

The product of its digits is 1896652800, while the sum is 73.

The spelling of 228361572457876 in words is "two hundred twenty-eight trillion, three hundred sixty-one billion, five hundred seventy-two million, four hundred fifty-seven thousand, eight hundred seventy-six".