16419740527 has 4 divisors (see below), whose sum is σ = 16863517336. Its totient is φ = 15975963720.

The previous prime is 16419740501. The next prime is 16419740531. The reversal of 16419740527 is 72504791461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16419740527 - 2³¹ = 14272256879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16419740027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221888349 + ... + 221888422.

It is an arithmetic number, because the mean of its divisors is an integer number (4215879334).

Almost surely, 2^16419740527 is an apocalyptic number.

16419740527 is a deficient number, since it is larger than the sum of its proper divisors (443776809).

16419740527 is an equidigital number, since it uses as much as digits as its factorization.

16419740527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443776808.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 16419740527 in words is "sixteen billion, four hundred nineteen million, seven hundred forty thousand, five hundred twenty-seven".