454326128744 has 8 divisors (see below), whose sum is σ = 851861491410. Its totient is φ = 227163064368.

The previous prime is 454326128713. The next prime is 454326128797. The reversal of 454326128744 is 447821623454.

It can be written as a sum of positive squares in only one way, i.e., 452339643844 + 1986484900 = 672562^2 + 44570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 454326128692 and 454326128701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28395383039 + ... + 28395383054.

Almost surely, 2^454326128744 is an apocalyptic number.

It is an amenable number.

454326128744 is a deficient number, since it is larger than the sum of its proper divisors (397535362666).

454326128744 is a wasteful number, since it uses less digits than its factorization.

454326128744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56790766099 (or 56790766095 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 50.

The spelling of 454326128744 in words is "four hundred fifty-four billion, three hundred twenty-six million, one hundred twenty-eight thousand, seven hundred forty-four".