40990524041 has 2 divisors, whose sum is σ = 40990524042. Its totient is φ = 40990524040.

The previous prime is 40990524011. The next prime is 40990524079. The reversal of 40990524041 is 14042509904.

It is an a-pointer prime, because the next prime (40990524079) can be obtained adding 40990524041 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33065785600 + 7924738441 = 181840^2 + 89021^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40990524041 is a prime.

It is a super-2 number, since 2×40990524041² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40990523986 and 40990524004.

It is not a weakly prime, because it can be changed into another prime (40990524011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20495262020 + 20495262021.

It is an arithmetic number, because the mean of its divisors is an integer number (20495262021).

Almost surely, 2^40990524041 is an apocalyptic number.

It is an amenable number.

40990524041 is a deficient number, since it is larger than the sum of its proper divisors (1).

40990524041 is an equidigital number, since it uses as much as digits as its factorization.

40990524041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 40990524041 in words is "forty billion, nine hundred ninety million, five hundred twenty-four thousand, forty-one".