16400054707 has 2 divisors, whose sum is σ = 16400054708. Its totient is φ = 16400054706.

The previous prime is 16400054681. The next prime is 16400054729. The reversal of 16400054707 is 70745000461.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (70745000461) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16400054707 is a prime.

It is not a weakly prime, because it can be changed into another prime (16400054747) 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, 8200027353 + 8200027354.

It is an arithmetic number, because the mean of its divisors is an integer number (8200027354).

Almost surely, 2^16400054707 is an apocalyptic number.

16400054707 is a deficient number, since it is larger than the sum of its proper divisors (1).

16400054707 is an equidigital number, since it uses as much as digits as its factorization.

16400054707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 34.

The spelling of 16400054707 in words is "sixteen billion, four hundred million, fifty-four thousand, seven hundred seven".