16432373372445 has 24 divisors (see below), whose sum is σ = 28482875025696. Its totient is φ = 8763903384288.

The previous prime is 16432373372353. The next prime is 16432373372449. The reversal of 16432373372445 is 54427337323461.

16432373372445 is a `hidden beast` number, since 1 + 6 + 4 + 32 + 37 + 337 + 244 + 5 = 666.

It is not a de Polignac number, because 16432373372445 - 2¹¹ = 16432373370397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16432373372391 and 16432373372400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16432373372449) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24979114 + ... + 25628516.

It is an arithmetic number, because the mean of its divisors is an integer number (1186786459404).

Almost surely, 2^{16432373372445} is an apocalyptic number.

16432373372445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16432373372445 is a deficient number, since it is larger than the sum of its proper divisors (12050501653251).

16432373372445 is a wasteful number, since it uses less digits than its factorization.

16432373372445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211721 (or 1211718 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 54.

The spelling of 16432373372445 in words is "sixteen trillion, four hundred thirty-two billion, three hundred seventy-three million, three hundred seventy-two thousand, four hundred forty-five".