451422375465 has 16 divisors (see below), whose sum is σ = 733056038208. Its totient is φ = 237165187776.

The previous prime is 451422375463. The next prime is 451422375541. The reversal of 451422375465 is 564573224154.

It is a happy number.

It is not a de Polignac number, because 451422375465 - 2¹ = 451422375463 is a prime.

It is a super-2 number, since 2×451422375465² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (451422375463) 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, 224587242 + ... + 224589251.

It is an arithmetic number, because the mean of its divisors is an integer number (45816002388).

Almost surely, 2^451422375465 is an apocalyptic number.

It is an amenable number.

451422375465 is a deficient number, since it is larger than the sum of its proper divisors (281633662743).

451422375465 is a wasteful number, since it uses less digits than its factorization.

451422375465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449176568.

The product of its digits is 4032000, while the sum is 48.

The spelling of 451422375465 in words is "four hundred fifty-one billion, four hundred twenty-two million, three hundred seventy-five thousand, four hundred sixty-five".