41401631163511 has 4 divisors (see below), whose sum is σ = 41717674149624. Its totient is φ = 41085588177400.

The previous prime is 41401631163509. The next prime is 41401631163583. The reversal of 41401631163511 is 11536113610414.

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

It is a cyclic number.

It is not a de Polignac number, because 41401631163511 - 2¹ = 41401631163509 is a prime.

It is a super-3 number, since 3×41401631163511³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41401601163511) 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, 158021492860 + ... + 158021493121.

It is an arithmetic number, because the mean of its divisors is an integer number (10429418537406).

Almost surely, 2^{41401631163511} is an apocalyptic number.

41401631163511 is a deficient number, since it is larger than the sum of its proper divisors (316042986113).

41401631163511 is a wasteful number, since it uses less digits than its factorization.

41401631163511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316042986112.

The product of its (nonzero) digits is 25920, while the sum is 37.

Adding to 41401631163511 its reverse (11536113610414), we get a palindrome (52937744773925).

The spelling of 41401631163511 in words is "forty-one trillion, four hundred one billion, six hundred thirty-one million, one hundred sixty-three thousand, five hundred eleven".