227170016640 has 256 divisors, whose sum is σ = 919498176000. Its totient is φ = 51924547584.

The previous prime is 227170016639. The next prime is 227170016659. The reversal of 227170016640 is 46610071722.

227170016640 is a `hidden beast` number, since 2 + 2 + 7 + 1 + 7 + 0 + 0 + 1 + 6 + 640 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 227170016595 and 227170016604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 818070 + ... + 1059989.

It is an arithmetic number, because the mean of its divisors is an integer number (3591789750).

Almost surely, 2^227170016640 is an apocalyptic number.

227170016640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

227170016640 is an abundant number, since it is smaller than the sum of its proper divisors (692328159360).

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

227170016640 is a wasteful number, since it uses less digits than its factorization.

227170016640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878094 (or 1878076 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The spelling of 227170016640 in words is "two hundred twenty-seven billion, one hundred seventy million, sixteen thousand, six hundred forty".