453640450330 has 64 divisors (see below), whose sum is σ = 832562704512. Its totient is φ = 177925144320.

The previous prime is 453640450313. The next prime is 453640450357. The reversal of 453640450330 is 33054046354.

It is a self number, because there is not a number n which added to its sum of digits gives 453640450330.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 284057092 + ... + 284058688.

It is an arithmetic number, because the mean of its divisors is an integer number (13008792258).

Almost surely, 2^453640450330 is an apocalyptic number.

453640450330 is a deficient number, since it is larger than the sum of its proper divisors (378922254182).

453640450330 is a wasteful number, since it uses less digits than its factorization.

453640450330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3359.

The product of its (nonzero) digits is 259200, while the sum is 37.

Adding to 453640450330 its reverse (33054046354), we get a palindrome (486694496684).

The spelling of 453640450330 in words is "four hundred fifty-three billion, six hundred forty million, four hundred fifty thousand, three hundred thirty".