3815280961607 has 2 divisors, whose sum is σ = 3815280961608. Its totient is φ = 3815280961606.

The previous prime is 3815280961573. The next prime is 3815280961633. The reversal of 3815280961607 is 7061690825183.

3815280961607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3815280961607 - 2⁸ = 3815280961351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3815280961007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1907640480803 + 1907640480804.

It is an arithmetic number, because the mean of its divisors is an integer number (1907640480804).

Almost surely, 2^{3815280961607} is an apocalyptic number.

3815280961607 is a deficient number, since it is larger than the sum of its proper divisors (1).

3815280961607 is an equidigital number, since it uses as much as digits as its factorization.

3815280961607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The spelling of 3815280961607 in words is "three trillion, eight hundred fifteen billion, two hundred eighty million, nine hundred sixty-one thousand, six hundred seven".