35616785497 has 4 divisors (see below), whose sum is σ = 35617863220. Its totient is φ = 35615707776.

The previous prime is 35616785467. The next prime is 35616785507. The reversal of 35616785497 is 79458761653.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19632493456 + 15984292041 = 140116^2 + 126429^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35616785497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35616785467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487668 + ... + 555925.

It is an arithmetic number, because the mean of its divisors is an integer number (8904465805).

Almost surely, 2^35616785497 is an apocalyptic number.

It is an amenable number.

35616785497 is a deficient number, since it is larger than the sum of its proper divisors (1077723).

35616785497 is a wasteful number, since it uses less digits than its factorization.

35616785497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077722.

The product of its digits is 38102400, while the sum is 61.

The spelling of 35616785497 in words is "thirty-five billion, six hundred sixteen million, seven hundred eighty-five thousand, four hundred ninety-seven".