16416548457 has 16 divisors (see below), whose sum is σ = 23206813632. Its totient is φ = 10287019520.

The previous prime is 16416548443. The next prime is 16416548479. The reversal of 16416548457 is 75484561461.

It is a cyclic number.

It is not a de Polignac number, because 16416548457 - 2¹¹ = 16416546409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (16416548497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172683 + ... + 250304.

It is an arithmetic number, because the mean of its divisors is an integer number (1450425852).

Almost surely, 2^16416548457 is an apocalyptic number.

16416548457 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

16416548457 is a deficient number, since it is larger than the sum of its proper divisors (6790265175).

16416548457 is a wasteful number, since it uses less digits than its factorization.

16416548457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423768.

The product of its digits is 3225600, while the sum is 51.

The spelling of 16416548457 in words is "sixteen billion, four hundred sixteen million, five hundred forty-eight thousand, four hundred fifty-seven".