454458490148 has 36 divisors (see below), whose sum is σ = 861457870980. Its totient is φ = 209683708416.

The previous prime is 454458490117. The next prime is 454458490231. The reversal of 454458490148 is 841094854454.

It can be written as a sum of positive squares in 6 ways, for example, as 133511313664 + 320947176484 = 365392^2 + 566522^2 .

It is a junction number, because it is equal to n+sod(n) for n = 454458490093 and 454458490102.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2064536 + ... + 2274032.

It is an arithmetic number, because the mean of its divisors is an integer number (23929385305).

Almost surely, 2^454458490148 is an apocalyptic number.

It is an amenable number.

454458490148 is a deficient number, since it is larger than the sum of its proper divisors (406999380832).

454458490148 is a wasteful number, since it uses less digits than its factorization.

454458490148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212736 (or 212721 counting only the distinct ones).

The product of its (nonzero) digits is 14745600, while the sum is 56.

The spelling of 454458490148 in words is "four hundred fifty-four billion, four hundred fifty-eight million, four hundred ninety thousand, one hundred forty-eight".