16606772305454 has 64 divisors (see below), whose sum is σ = 27351922987008. Its totient is φ = 7537289760000.

The previous prime is 16606772305427. The next prime is 16606772305457. The reversal of 16606772305454 is 45450327760661.

It is a happy number.

16606772305454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16606772305454² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16606772305454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16606772305457) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150571829 + ... + 150682079.

It is an arithmetic number, because the mean of its divisors is an integer number (427373796672).

Almost surely, 2^{16606772305454} is an apocalyptic number.

16606772305454 is a deficient number, since it is larger than the sum of its proper divisors (10745150681554).

16606772305454 is a wasteful number, since it uses less digits than its factorization.

16606772305454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112353.

The product of its (nonzero) digits is 25401600, while the sum is 56.

The spelling of 16606772305454 in words is "sixteen trillion, six hundred six billion, seven hundred seventy-two million, three hundred five thousand, four hundred fifty-four".