1675194221972 has 6 divisors (see below), whose sum is σ = 2931589888458. Its totient is φ = 837597110984.

The previous prime is 1675194221933. The next prime is 1675194222001. The reversal of 1675194221972 is 2791224915761.

It can be written as a sum of positive squares in only one way, i.e., 1320554915716 + 354639306256 = 1149154^2 + 595516^2 .

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 as a sum of consecutive naturals, namely, 209399277743 + ... + 209399277750.

It is an arithmetic number, because the mean of its divisors is an integer number (488598314743).

Almost surely, 2^{1675194221972} is an apocalyptic number.

It is an amenable number.

1675194221972 is a deficient number, since it is larger than the sum of its proper divisors (1256395666486).

1675194221972 is a wasteful number, since it uses less digits than its factorization.

1675194221972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418798555497 (or 418798555495 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 56.

The spelling of 1675194221972 in words is "one trillion, six hundred seventy-five billion, one hundred ninety-four million, two hundred twenty-one thousand, nine hundred seventy-two".