41551681427145 has 24 divisors (see below), whose sum is σ = 72083590989696. Its totient is φ = 22142227063968.

The previous prime is 41551681427141. The next prime is 41551681427177. The reversal of 41551681427145 is 54172418615514.

It is a happy number.

41551681427145 is a `hidden beast` number, since 4 + 1 + 5 + 516 + 8 + 14 + 2 + 71 + 45 = 666.

It is not a de Polignac number, because 41551681427145 - 2² = 41551681427141 is a prime.

It is a super-3 number, since 3×41551681427145³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 41551681427091 and 41551681427100.

It is not an unprimeable number, because it can be changed into a prime (41551681427141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 388898017 + ... + 389004846.

It is an arithmetic number, because the mean of its divisors is an integer number (3003482957904).

Almost surely, 2^{41551681427145} is an apocalyptic number.

41551681427145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41551681427145 is a deficient number, since it is larger than the sum of its proper divisors (30531909562551).

41551681427145 is a wasteful number, since it uses less digits than its factorization.

41551681427145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777904061 (or 777904058 counting only the distinct ones).

The product of its digits is 5376000, while the sum is 54.

The spelling of 41551681427145 in words is "forty-one trillion, five hundred fifty-one billion, six hundred eighty-one million, four hundred twenty-seven thousand, one hundred forty-five".