451217161004 has 12 divisors (see below), whose sum is σ = 789722847144. Its totient is φ = 225582061824.

The previous prime is 451217161001. The next prime is 451217161033. The reversal of 451217161004 is 400161712154.

It is not an unprimeable number, because it can be changed into a prime (451217161001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6591362 + ... + 6659465.

It is an arithmetic number, because the mean of its divisors is an integer number (65810237262).

Almost surely, 2^451217161004 is an apocalyptic number.

It is an amenable number.

451217161004 is a deficient number, since it is larger than the sum of its proper divisors (338505686140).

451217161004 is a wasteful number, since it uses less digits than its factorization.

451217161004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13259344 (or 13259342 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

Adding to 451217161004 its reverse (400161712154), we get a palindrome (851378873158).

The spelling of 451217161004 in words is "four hundred fifty-one billion, two hundred seventeen million, one hundred sixty-one thousand, four".