42553423430434 has 24 divisors (see below), whose sum is σ = 74252112644160. Its totient is φ = 18237001940136.

The previous prime is 42553423430417. The next prime is 42553423430447. The reversal of 42553423430434 is 43403432435524.

It is a super-4 number, since 4×42553423430434⁴ (a number of 56 digits) contains 4444 as substring.

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, 8118459 + ... + 12288865.

It is an arithmetic number, because the mean of its divisors is an integer number (3093838026840).

Almost surely, 2^{42553423430434} is an apocalyptic number.

42553423430434 is a deficient number, since it is larger than the sum of its proper divisors (31698689213726).

42553423430434 is a wasteful number, since it uses less digits than its factorization.

42553423430434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4274542 (or 4274535 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 46.

Adding to 42553423430434 its reverse (43403432435524), we get a palindrome (85956855865958).

The spelling of 42553423430434 in words is "forty-two trillion, five hundred fifty-three billion, four hundred twenty-three million, four hundred thirty thousand, four hundred thirty-four".