41491693131 has 64 divisors (see below), whose sum is σ = 66189312000. Its totient is φ = 22618866816.

The previous prime is 41491693109. The next prime is 41491693141. The reversal of 41491693131 is 13139619414.

It is not a de Polignac number, because 41491693131 - 2⁷ = 41491693003 is a prime.

It is a super-2 number, since 2×41491693131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41491693141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39032106 + ... + 39033168.

It is an arithmetic number, because the mean of its divisors is an integer number (1034208000).

Almost surely, 2^41491693131 is an apocalyptic number.

41491693131 is a deficient number, since it is larger than the sum of its proper divisors (24697618869).

41491693131 is a wasteful number, since it uses less digits than its factorization.

41491693131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808.

The product of its digits is 69984, while the sum is 42.

The spelling of 41491693131 in words is "forty-one billion, four hundred ninety-one million, six hundred ninety-three thousand, one hundred thirty-one".