354430135446 has 16 divisors (see below), whose sum is σ = 708882423984. Its totient is φ = 118139686304.

The previous prime is 354430135387. The next prime is 354430135457. The reversal of 354430135446 is 644531034453.

It is a junction number, because it is equal to n+sod(n) for n = 354430135398 and 354430135407.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 711321 + ... + 1102196.

It is an arithmetic number, because the mean of its divisors is an integer number (44305151499).

Almost surely, 2^354430135446 is an apocalyptic number.

354430135446 is an abundant number, since it is smaller than the sum of its proper divisors (354452288538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

354430135446 is a wasteful number, since it uses less digits than its factorization.

354430135446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846095.

The product of its (nonzero) digits is 1036800, while the sum is 42.

Adding to 354430135446 its reverse (644531034453), we get a palindrome (998961169899).

The spelling of 354430135446 in words is "three hundred fifty-four billion, four hundred thirty million, one hundred thirty-five thousand, four hundred forty-six".