1627720459364 has 6 divisors (see below), whose sum is σ = 2848510803894. Its totient is φ = 813860229680.

The previous prime is 1627720459363. The next prime is 1627720459367. The reversal of 1627720459364 is 4639540277261.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1496727134464 + 130993324900 = 1223408^2 + 361930^2 .

It is not an unprimeable number, because it can be changed into a prime (1627720459363) by changing a digit.

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 as a sum of consecutive naturals, namely, 203465057417 + ... + 203465057424.

It is an arithmetic number, because the mean of its divisors is an integer number (474751800649).

Almost surely, 2^{1627720459364} is an apocalyptic number.

It is an amenable number.

1627720459364 is a deficient number, since it is larger than the sum of its proper divisors (1220790344530).

1627720459364 is a wasteful number, since it uses less digits than its factorization.

1627720459364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406930114845 (or 406930114843 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 56.

The spelling of 1627720459364 in words is "one trillion, six hundred twenty-seven billion, seven hundred twenty million, four hundred fifty-nine thousand, three hundred sixty-four".