1552445332401 has 16 divisors (see below), whose sum is σ = 2141541783360. Its totient is φ = 999164147520.

The previous prime is 1552445332363. The next prime is 1552445332429. The reversal of 1552445332401 is 1042335442551.

It is not a de Polignac number, because 1552445332401 - 2⁶ = 1552445332337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1552445332401.

It is not an unprimeable number, because it can be changed into a prime (1552445332901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199890 + ... + 1773371.

It is an arithmetic number, because the mean of its divisors is an integer number (133846361460).

Almost surely, 2^{1552445332401} is an apocalyptic number.

It is an amenable number.

1552445332401 is a deficient number, since it is larger than the sum of its proper divisors (589096450959).

1552445332401 is a wasteful number, since it uses less digits than its factorization.

1552445332401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982336.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 1552445332401 in words is "one trillion, five hundred fifty-two billion, four hundred forty-five million, three hundred thirty-two thousand, four hundred one".