454136478496 has 24 divisors (see below), whose sum is σ = 894260216304. Its totient is φ = 227022772800.

The previous prime is 454136478431. The next prime is 454136478541. The reversal of 454136478496 is 694874631454.

It is a happy number.

It is a super-2 number, since 2×454136478496² (a number of 24 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 1258230 + ... + 1578421.

It is an arithmetic number, because the mean of its divisors is an integer number (37260842346).

Almost surely, 2^454136478496 is an apocalyptic number.

It is an amenable number.

454136478496 is a deficient number, since it is larger than the sum of its proper divisors (440123737808).

454136478496 is a wasteful number, since it uses less digits than its factorization.

454136478496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2841664 (or 2841656 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 61.

The spelling of 454136478496 in words is "four hundred fifty-four billion, one hundred thirty-six million, four hundred seventy-eight thousand, four hundred ninety-six".