1624009316401 has 2 divisors, whose sum is σ = 1624009316402. Its totient is φ = 1624009316400.

The previous prime is 1624009316383. The next prime is 1624009316459. The reversal of 1624009316401 is 1046139004261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 975985926400 + 648023390001 = 987920^2 + 804999^2 .

It is a cyclic number.

It is not a de Polignac number, because 1624009316401 - 2⁹ = 1624009315889 is a prime.

It is not a weakly prime, because it can be changed into another prime (1624009316201) 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, 812004658200 + 812004658201.

It is an arithmetic number, because the mean of its divisors is an integer number (812004658201).

Almost surely, 2^{1624009316401} is an apocalyptic number.

It is an amenable number.

1624009316401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1624009316401 is an equidigital number, since it uses as much as digits as its factorization.

1624009316401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 1624009316401 in words is "one trillion, six hundred twenty-four billion, nine million, three hundred sixteen thousand, four hundred one".