450838659480 has 64 divisors (see below), whose sum is σ = 1475471980800. Its totient is φ = 109294220160.

The previous prime is 450838659473. The next prime is 450838659493. The reversal of 450838659480 is 84956838054.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170770900 + ... + 170773539.

It is an arithmetic number, because the mean of its divisors is an integer number (23054249700).

Almost surely, 2^450838659480 is an apocalyptic number.

450838659480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450838659480 is an abundant number, since it is smaller than the sum of its proper divisors (1024633321320).

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

450838659480 is a wasteful number, since it uses less digits than its factorization.

450838659480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341544464 (or 341544460 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 60.

The spelling of 450838659480 in words is "four hundred fifty billion, eight hundred thirty-eight million, six hundred fifty-nine thousand, four hundred eighty".