3864728862707 has 2 divisors, whose sum is σ = 3864728862708. Its totient is φ = 3864728862706.

The previous prime is 3864728862667. The next prime is 3864728862737. The reversal of 3864728862707 is 7072688274683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3864728862707 - 2²² = 3864724668403 is a prime.

It is a super-2 number, since 2×3864728862707² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3864728862737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1932364431353 + 1932364431354.

It is an arithmetic number, because the mean of its divisors is an integer number (1932364431354).

Almost surely, 2^{3864728862707} is an apocalyptic number.

3864728862707 is a deficient number, since it is larger than the sum of its proper divisors (1).

3864728862707 is an equidigital number, since it uses as much as digits as its factorization.

3864728862707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 303464448, while the sum is 68.

The spelling of 3864728862707 in words is "three trillion, eight hundred sixty-four billion, seven hundred twenty-eight million, eight hundred sixty-two thousand, seven hundred seven".