16507122445 has 16 divisors (see below), whose sum is σ = 21905347392. Its totient is φ = 11840722560.

The previous prime is 16507122439. The next prime is 16507122449. The reversal of 16507122445 is 54422170561.

It is not a de Polignac number, because 16507122445 - 2²¹ = 16505025293 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 (16507122449) 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, 2051667 + ... + 2059696.

It is an arithmetic number, because the mean of its divisors is an integer number (1369084212).

Almost surely, 2^16507122445 is an apocalyptic number.

It is an amenable number.

16507122445 is a deficient number, since it is larger than the sum of its proper divisors (5398224947).

16507122445 is a wasteful number, since it uses less digits than its factorization.

16507122445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111452.

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 16507122445 in words is "sixteen billion, five hundred seven million, one hundred twenty-two thousand, four hundred forty-five".