3807116078497 has 2 divisors, whose sum is σ = 3807116078498. Its totient is φ = 3807116078496.

The previous prime is 3807116078471. The next prime is 3807116078527. The reversal of 3807116078497 is 7948706117083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3699375237376 + 107740841121 = 1923376^2 + 328239^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3807116078497 is a prime.

It is not a weakly prime, because it can be changed into another prime (3807116070497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1903558039248 + 1903558039249.

It is an arithmetic number, because the mean of its divisors is an integer number (1903558039249).

Almost surely, 2^{3807116078497} is an apocalyptic number.

It is an amenable number.

3807116078497 is a deficient number, since it is larger than the sum of its proper divisors (1).

3807116078497 is an equidigital number, since it uses as much as digits as its factorization.

3807116078497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14224896, while the sum is 61.

The spelling of 3807116078497 in words is "three trillion, eight hundred seven billion, one hundred sixteen million, seventy-eight thousand, four hundred ninety-seven".