464420672247530 has 128 divisors (see below), whose sum is σ = 886328197447680. Its totient is φ = 174947043237120.

The previous prime is 464420672247529. The next prime is 464420672247533. The reversal of 464420672247530 is 35742276024464.

It is a happy number.

It is a super-2 number, since 2×464420672247530² (a number of 30 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (464420672247533) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29681124167 + ... + 29681139813.

It is an arithmetic number, because the mean of its divisors is an integer number (6924439042560).

Almost surely, 2^{464420672247530} is an apocalyptic number.

464420672247530 is a deficient number, since it is larger than the sum of its proper divisors (421907525200150).

464420672247530 is a wasteful number, since it uses less digits than its factorization.

464420672247530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30684.

The product of its (nonzero) digits is 54190080, while the sum is 56.

The spelling of 464420672247530 in words is "four hundred sixty-four trillion, four hundred twenty billion, six hundred seventy-two million, two hundred forty-seven thousand, five hundred thirty".