451001163452123 has 16 divisors (see below), whose sum is σ = 460308643261056. Its totient is φ = 441723716928000.

The previous prime is 451001163452111. The next prime is 451001163452131. The reversal of 451001163452123 is 321254361100154.

It is a cyclic number.

It is not a de Polignac number, because 451001163452123 - 2¹⁰ = 451001163451099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (451001163452423) 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, 96141911 + ... + 100723727.

It is an arithmetic number, because the mean of its divisors is an integer number (28769290203816).

Almost surely, 2^{451001163452123} is an apocalyptic number.

451001163452123 is a deficient number, since it is larger than the sum of its proper divisors (9307479808933).

451001163452123 is a wasteful number, since it uses less digits than its factorization.

451001163452123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4585094.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 451001163452123 in words is "four hundred fifty-one trillion, one billion, one hundred sixty-three million, four hundred fifty-two thousand, one hundred twenty-three".