16740701457 has 4 divisors (see below), whose sum is σ = 22320935280. Its totient is φ = 11160467636.

The previous prime is 16740701389. The next prime is 16740701489. The reversal of 16740701457 is 75410704761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16740701457 - 2²² = 16736507153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16740701357) 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, 2790116907 + ... + 2790116912.

It is an arithmetic number, because the mean of its divisors is an integer number (5580233820).

Almost surely, 2^16740701457 is an apocalyptic number.

It is an amenable number.

16740701457 is a deficient number, since it is larger than the sum of its proper divisors (5580233823).

16740701457 is an equidigital number, since it uses as much as digits as its factorization.

16740701457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5580233822.

The product of its (nonzero) digits is 164640, while the sum is 42.

The spelling of 16740701457 in words is "sixteen billion, seven hundred forty million, seven hundred one thousand, four hundred fifty-seven".