16442066417415 has 32 divisors (see below), whose sum is σ = 27867082924800. Its totient is φ = 8249631650304.

The previous prime is 16442066417383. The next prime is 16442066417423. The reversal of 16442066417415 is 51471466024461.

It is not a de Polignac number, because 16442066417415 - 2⁵ = 16442066417383 is a prime.

It is a super-3 number, since 3×16442066417415³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13643065 + ... + 14799234.

It is an arithmetic number, because the mean of its divisors is an integer number (870846341400).

Almost surely, 2^{16442066417415} is an apocalyptic number.

16442066417415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16442066417415 is a deficient number, since it is larger than the sum of its proper divisors (11425016507385).

16442066417415 is a wasteful number, since it uses less digits than its factorization.

16442066417415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28444591.

The product of its (nonzero) digits is 3870720, while the sum is 51.

The spelling of 16442066417415 in words is "sixteen trillion, four hundred forty-two billion, sixty-six million, four hundred seventeen thousand, four hundred fifteen".