468449633945 has 4 divisors (see below), whose sum is σ = 562139560740. Its totient is φ = 374759707152.

The previous prime is 468449633909. The next prime is 468449633969. The reversal of 468449633945 is 549336944864.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 170496319744 + 297953314201 = 412912^2 + 545851^2 .

It is a cyclic number.

It is not a de Polignac number, because 468449633945 - 2¹⁰ = 468449632921 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46844963390 + ... + 46844963399.

It is an arithmetic number, because the mean of its divisors is an integer number (140534890185).

Almost surely, 2^468449633945 is an apocalyptic number.

It is an amenable number.

468449633945 is a deficient number, since it is larger than the sum of its proper divisors (93689926795).

468449633945 is an equidigital number, since it uses as much as digits as its factorization.

468449633945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93689926794.

The product of its digits is 268738560, while the sum is 65.

The spelling of 468449633945 in words is "four hundred sixty-eight billion, four hundred forty-nine million, six hundred thirty-three thousand, nine hundred forty-five".