16372645546619 has 2 divisors, whose sum is σ = 16372645546620. Its totient is φ = 16372645546618.

The previous prime is 16372645546601. The next prime is 16372645546627. The reversal of 16372645546619 is 91664554627361.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16372645546619 is a prime.

It is a super-2 number, since 2×16372645546619² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16372645546639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8186322773309 + 8186322773310.

It is an arithmetic number, because the mean of its divisors is an integer number (8186322773310).

Almost surely, 2^{16372645546619} is an apocalyptic number.

16372645546619 is a deficient number, since it is larger than the sum of its proper divisors (1).

16372645546619 is an equidigital number, since it uses as much as digits as its factorization.

16372645546619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 195955200, while the sum is 65.

The spelling of 16372645546619 in words is "sixteen trillion, three hundred seventy-two billion, six hundred forty-five million, five hundred forty-six thousand, six hundred nineteen".