41551211965489 has 16 divisors (see below), whose sum is σ = 42692858716608. Its totient is φ = 40410550510272.

The previous prime is 41551211965447. The next prime is 41551211965513. The reversal of 41551211965489 is 98456911215514.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41551211965489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41551211965189) 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, 855590322 + ... + 855638884.

It is an arithmetic number, because the mean of its divisors is an integer number (2668303669788).

Almost surely, 2^{41551211965489} is an apocalyptic number.

It is an amenable number.

41551211965489 is a deficient number, since it is larger than the sum of its proper divisors (1141646751119).

41551211965489 is a wasteful number, since it uses less digits than its factorization.

41551211965489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58224.

The product of its digits is 15552000, while the sum is 61.

The spelling of 41551211965489 in words is "forty-one trillion, five hundred fifty-one billion, two hundred eleven million, nine hundred sixty-five thousand, four hundred eighty-nine".