386651795851 has 2 divisors, whose sum is σ = 386651795852. Its totient is φ = 386651795850.

The previous prime is 386651795843. The next prime is 386651795911. The reversal of 386651795851 is 158597156683.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 386651795851 - 2³ = 386651795843 is a prime.

It is a super-2 number, since 2×386651795851² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (386651795821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193325897925 + 193325897926.

It is an arithmetic number, because the mean of its divisors is an integer number (193325897926).

Almost surely, 2^386651795851 is an apocalyptic number.

386651795851 is a deficient number, since it is larger than the sum of its proper divisors (1).

386651795851 is an equidigital number, since it uses as much as digits as its factorization.

386651795851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432000, while the sum is 64.

The spelling of 386651795851 in words is "three hundred eighty-six billion, six hundred fifty-one million, seven hundred ninety-five thousand, eight hundred fifty-one".