40636137035 has 12 divisors (see below), whose sum is σ = 52802934192. Its totient is φ = 30008223648.

The previous prime is 40636137029. The next prime is 40636137037. The reversal of 40636137035 is 53073163604.

It is a happy number.

It is not a de Polignac number, because 40636137035 - 2¹⁸ = 40635874891 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40636137035.

It is not an unprimeable number, because it can be changed into a prime (40636137037) 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 11 ways as a sum of consecutive naturals, for example, 24044207 + ... + 24045896.

It is an arithmetic number, because the mean of its divisors is an integer number (4400244516).

Almost surely, 2^40636137035 is an apocalyptic number.

40636137035 is a deficient number, since it is larger than the sum of its proper divisors (12166797157).

40636137035 is a wasteful number, since it uses less digits than its factorization.

40636137035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48090134 (or 48090121 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 38.

The spelling of 40636137035 in words is "forty billion, six hundred thirty-six million, one hundred thirty-seven thousand, thirty-five".