451015603481201 has 4 divisors (see below), whose sum is σ = 492017021979504. Its totient is φ = 410014184982900.

The previous prime is 451015603481159. The next prime is 451015603481221. The reversal of 451015603481201 is 102184306510154.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 451015603481201 - 2⁶ = 451015603481137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (451015603481221) 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, 20500709249135 + ... + 20500709249156.

It is an arithmetic number, because the mean of its divisors is an integer number (123004255494876).

Almost surely, 2^{451015603481201} is an apocalyptic number.

It is an amenable number.

451015603481201 is a deficient number, since it is larger than the sum of its proper divisors (41001418498303).

451015603481201 is a wasteful number, since it uses less digits than its factorization.

451015603481201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41001418498302.

The product of its (nonzero) digits is 115200, while the sum is 41.

Adding to 451015603481201 its reverse (102184306510154), we get a palindrome (553199909991355).

The spelling of 451015603481201 in words is "four hundred fifty-one trillion, fifteen billion, six hundred three million, four hundred eighty-one thousand, two hundred one".