41993577553 has 4 divisors (see below), whose sum is σ = 42076080180. Its totient is φ = 41911074928.

The previous prime is 41993577541. The next prime is 41993577581. The reversal of 41993577553 is 35577539914.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33266841664 + 8726735889 = 182392^2 + 93417^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41993577553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41993571553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41250550 + ... + 41251567.

It is an arithmetic number, because the mean of its divisors is an integer number (10519020045).

Almost surely, 2^41993577553 is an apocalyptic number.

It is an amenable number.

41993577553 is a deficient number, since it is larger than the sum of its proper divisors (82502627).

41993577553 is an equidigital number, since it uses as much as digits as its factorization.

41993577553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82502626.

The product of its digits is 17860500, while the sum is 58.

The spelling of 41993577553 in words is "forty-one billion, nine hundred ninety-three million, five hundred seventy-seven thousand, five hundred fifty-three".