16240370547451 has 2 divisors, whose sum is σ = 16240370547452. Its totient is φ = 16240370547450.

The previous prime is 16240370547449. The next prime is 16240370547619. The reversal of 16240370547451 is 15474507304261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16240370547451 - 2¹ = 16240370547449 is a prime.

Together with 16240370547449, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 16240370547395 and 16240370547404.

It is not a weakly prime, because it can be changed into another prime (16240370517451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8120185273725 + 8120185273726.

It is an arithmetic number, because the mean of its divisors is an integer number (8120185273726).

Almost surely, 2^{16240370547451} is an apocalyptic number.

16240370547451 is a deficient number, since it is larger than the sum of its proper divisors (1).

16240370547451 is an equidigital number, since it uses as much as digits as its factorization.

16240370547451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2822400, while the sum is 49.

The spelling of 16240370547451 in words is "sixteen trillion, two hundred forty billion, three hundred seventy million, five hundred forty-seven thousand, four hundred fifty-one".