3661412025587 has 2 divisors, whose sum is σ = 3661412025588. Its totient is φ = 3661412025586.

The previous prime is 3661412025569. The next prime is 3661412025611. The reversal of 3661412025587 is 7855202141663.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3661412025587 - 2¹⁰ = 3661412024563 is a prime.

It is a super-2 number, since 2×3661412025587² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3661412025287) 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, 1830706012793 + 1830706012794.

It is an arithmetic number, because the mean of its divisors is an integer number (1830706012794).

Almost surely, 2^{3661412025587} is an apocalyptic number.

3661412025587 is a deficient number, since it is larger than the sum of its proper divisors (1).

3661412025587 is an equidigital number, since it uses as much as digits as its factorization.

3661412025587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2419200, while the sum is 50.

The spelling of 3661412025587 in words is "three trillion, six hundred sixty-one billion, four hundred twelve million, twenty-five thousand, five hundred eighty-seven".