450130642514644 has 72 divisors (see below), whose sum is σ = 1018657930633728. Its totient is φ = 172329349106880.

The previous prime is 450130642514629. The next prime is 450130642514659. The reversal of 450130642514644 is 446415246031054.

It is an interprime number because it is at equal distance from previous prime (450130642514629) and next prime (450130642514659).

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2849281944 + ... + 2849439919.

Almost surely, 2^{450130642514644} is an apocalyptic number.

It is an amenable number.

450130642514644 is an abundant number, since it is smaller than the sum of its proper divisors (568527288119084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450130642514644 is a wasteful number, since it uses less digits than its factorization.

450130642514644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5698721925 (or 5698721916 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 49.

Adding to 450130642514644 its reverse (446415246031054), we get a palindrome (896545888545698).

The spelling of 450130642514644 in words is "four hundred fifty trillion, one hundred thirty billion, six hundred forty-two million, five hundred fourteen thousand, six hundred forty-four".