117728400499 has 2 divisors, whose sum is σ = 117728400500. Its totient is φ = 117728400498.

The previous prime is 117728400473. The next prime is 117728400511. The reversal of 117728400499 is 994004827711.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117728400499 - 2³¹ = 115580916851 is a prime.

It is not a weakly prime, because it can be changed into another prime (117728490499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58864200249 + 58864200250.

It is an arithmetic number, because the mean of its divisors is an integer number (58864200250).

Almost surely, 2^117728400499 is an apocalyptic number.

117728400499 is a deficient number, since it is larger than the sum of its proper divisors (1).

117728400499 is an equidigital number, since it uses as much as digits as its factorization.

117728400499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 52.

The spelling of 117728400499 in words is "one hundred seventeen billion, seven hundred twenty-eight million, four hundred thousand, four hundred ninety-nine".