16372644045 has 16 divisors (see below), whose sum is σ = 26198415360. Its totient is φ = 8731348544.

The previous prime is 16372644037. The next prime is 16372644083. The reversal of 16372644045 is 54044627361.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16372644045 - 2³ = 16372644037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16372643988 and 16372644006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174691 + ... + 251519.

It is an arithmetic number, because the mean of its divisors is an integer number (1637400960).

Almost surely, 2^16372644045 is an apocalyptic number.

16372644045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16372644045 is a deficient number, since it is larger than the sum of its proper divisors (9825771315).

16372644045 is a wasteful number, since it uses less digits than its factorization.

16372644045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91044.

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 16372644045 in words is "sixteen billion, three hundred seventy-two million, six hundred forty-four thousand, forty-five".