40531635113 has 2 divisors, whose sum is σ = 40531635114. Its totient is φ = 40531635112.

The previous prime is 40531635101. The next prime is 40531635143. The reversal of 40531635113 is 31153613504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39899263504 + 632371609 = 199748^2 + 25147^2 .

It is a cyclic number.

It is not a de Polignac number, because 40531635113 - 2⁶ = 40531635049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40531635113.

It is not a weakly prime, because it can be changed into another prime (40531635143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20265817556 + 20265817557.

It is an arithmetic number, because the mean of its divisors is an integer number (20265817557).

Almost surely, 2^40531635113 is an apocalyptic number.

It is an amenable number.

40531635113 is a deficient number, since it is larger than the sum of its proper divisors (1).

40531635113 is an equidigital number, since it uses as much as digits as its factorization.

40531635113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 32.

The spelling of 40531635113 in words is "forty billion, five hundred thirty-one million, six hundred thirty-five thousand, one hundred thirteen".