454324445402 has 16 divisors (see below), whose sum is σ = 688568713800. Its totient is φ = 224806570560.

The previous prime is 454324445383. The next prime is 454324445437. The reversal of 454324445402 is 204544423454.

It can be written as a sum of positive squares in 4 ways, for example, as 382800826681 + 71523618721 = 618709^2 + 267439^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 454324445402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1076249 + ... + 1437692.

Almost surely, 2^454324445402 is an apocalyptic number.

454324445402 is a deficient number, since it is larger than the sum of its proper divisors (234244268398).

454324445402 is a wasteful number, since it uses less digits than its factorization.

454324445402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514881.

The product of its (nonzero) digits is 1228800, while the sum is 41.

Adding to 454324445402 its reverse (204544423454), we get a palindrome (658868868856).

The spelling of 454324445402 in words is "four hundred fifty-four billion, three hundred twenty-four million, four hundred forty-five thousand, four hundred two".