388479855096451 has 2 divisors, whose sum is σ = 388479855096452. Its totient is φ = 388479855096450.

The previous prime is 388479855096391. The next prime is 388479855096479. The reversal of 388479855096451 is 154690558974883.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 388479855096451 - 2⁹ = 388479855095939 is a prime.

It is not a weakly prime, because it can be changed into another prime (388479855036451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194239927548225 + 194239927548226.

It is an arithmetic number, because the mean of its divisors is an integer number (194239927548226).

Almost surely, 2^{388479855096451} is an apocalyptic number.

388479855096451 is a deficient number, since it is larger than the sum of its proper divisors (1).

388479855096451 is an equidigital number, since it uses as much as digits as its factorization.

388479855096451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10450944000, while the sum is 82.

The spelling of 388479855096451 in words is "three hundred eighty-eight trillion, four hundred seventy-nine billion, eight hundred fifty-five million, ninety-six thousand, four hundred fifty-one".