423460221315451 has 8 divisors (see below), whose sum is σ = 443631979655424. Its totient is φ = 403435166673000.

The previous prime is 423460221315433. The next prime is 423460221315491. The reversal of 423460221315451 is 154513122064324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423460221315451 - 2²¹ = 423460219218299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423460221315398 and 423460221315407.

It is not an unprimeable number, because it can be changed into a prime (423460221315491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36675918471 + ... + 36675930016.

It is an arithmetic number, because the mean of its divisors is an integer number (55453997456928).

Almost surely, 2^{423460221315451} is an apocalyptic number.

423460221315451 is a deficient number, since it is larger than the sum of its proper divisors (20171758339973).

423460221315451 is a wasteful number, since it uses less digits than its factorization.

423460221315451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73351848761.

The product of its (nonzero) digits is 691200, while the sum is 43.

Adding to 423460221315451 its reverse (154513122064324), we get a palindrome (577973343379775).

The spelling of 423460221315451 in words is "four hundred twenty-three trillion, four hundred sixty billion, two hundred twenty-one million, three hundred fifteen thousand, four hundred fifty-one".