35681263945 has 8 divisors (see below), whose sum is σ = 43974747144. Its totient is φ = 27773524224.

The previous prime is 35681263939. The next prime is 35681263967. The reversal of 35681263945 is 54936218653.

It can be written as a sum of positive squares in 4 ways, for example, as 7642431241 + 28038832704 = 87421^2 + 167448^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 35681263945 - 2⁵ = 35681263913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 35681263892 and 35681263901.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96435664 + ... + 96436033.

It is an arithmetic number, because the mean of its divisors is an integer number (5496843393).

Almost surely, 2^35681263945 is an apocalyptic number.

It is an amenable number.

35681263945 is a deficient number, since it is larger than the sum of its proper divisors (8293483199).

35681263945 is a wasteful number, since it uses less digits than its factorization.

35681263945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192871739.

The product of its digits is 4665600, while the sum is 52.

The spelling of 35681263945 in words is "thirty-five billion, six hundred eighty-one million, two hundred sixty-three thousand, nine hundred forty-five".