1227041536164 has 96 divisors (see below), whose sum is σ = 3037641062400. Its totient is φ = 384177074688.

The previous prime is 1227041536109. The next prime is 1227041536199. The reversal of 1227041536164 is 4616351407221.

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 31 ways as a sum of consecutive naturals, for example, 299349387 + ... + 299353485.

It is an arithmetic number, because the mean of its divisors is an integer number (31642094400).

Almost surely, 2^{1227041536164} is an apocalyptic number.

It is an amenable number.

1227041536164 is an abundant number, since it is smaller than the sum of its proper divisors (1810599526236).

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

1227041536164 is a wasteful number, since it uses less digits than its factorization.

1227041536164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6729 (or 6727 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 1227041536164 in words is "one trillion, two hundred twenty-seven billion, forty-one million, five hundred thirty-six thousand, one hundred sixty-four".