41545581149377 has 2 divisors, whose sum is σ = 41545581149378. Its totient is φ = 41545581149376.

The previous prime is 41545581149351. The next prime is 41545581149411. The reversal of 41545581149377 is 77394118554514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40639656005776 + 905925143601 = 6374924^2 + 951801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41545581149377 is a prime.

It is a super-3 number, since 3×41545581149377³ (a number of 42 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (41545581147377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20772790574688 + 20772790574689.

It is an arithmetic number, because the mean of its divisors is an integer number (20772790574689).

Almost surely, 2^{41545581149377} is an apocalyptic number.

It is an amenable number.

41545581149377 is a deficient number, since it is larger than the sum of its proper divisors (1).

41545581149377 is an equidigital number, since it uses as much as digits as its factorization.

41545581149377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672000, while the sum is 64.

The spelling of 41545581149377 in words is "forty-one trillion, five hundred forty-five billion, five hundred eighty-one million, one hundred forty-nine thousand, three hundred seventy-seven".