16972500240379 has 2 divisors, whose sum is σ = 16972500240380. Its totient is φ = 16972500240378.

The previous prime is 16972500240317. The next prime is 16972500240407. The reversal of 16972500240379 is 97304200527961.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16972500240379 is a prime.

It is not a weakly prime, because it can be changed into another prime (16972500240779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8486250120189 + 8486250120190.

It is an arithmetic number, because the mean of its divisors is an integer number (8486250120190).

Almost surely, 2^{16972500240379} is an apocalyptic number.

16972500240379 is a deficient number, since it is larger than the sum of its proper divisors (1).

16972500240379 is an equidigital number, since it uses as much as digits as its factorization.

16972500240379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 16972500240379 in words is "sixteen trillion, nine hundred seventy-two billion, five hundred million, two hundred forty thousand, three hundred seventy-nine".