406173081601 has 16 divisors (see below), whose sum is σ = 480702911488. Its totient is φ = 335841292800.

The previous prime is 406173081583. The next prime is 406173081661. The reversal of 406173081601 is 106180371604.

It is a cyclic number.

It is not a de Polignac number, because 406173081601 - 2¹⁷ = 406172950529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406173081661) 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, 2922120 + ... + 3057961.

It is an arithmetic number, because the mean of its divisors is an integer number (30043931968).

Almost surely, 2^406173081601 is an apocalyptic number.

It is an amenable number.

406173081601 is a deficient number, since it is larger than the sum of its proper divisors (74529829887).

406173081601 is a wasteful number, since it uses less digits than its factorization.

406173081601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5980432.

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 406173081601 in words is "four hundred six billion, one hundred seventy-three million, eighty-one thousand, six hundred one".