42005455231534 has 16 divisors (see below), whose sum is σ = 63659590854048. Its totient is φ = 20785604124672.

The previous prime is 42005455231513. The next prime is 42005455231567. The reversal of 42005455231534 is 43513255450024.

It is a congruent number.

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, 3642222 + ... + 9862894.

It is an arithmetic number, because the mean of its divisors is an integer number (3978724428378).

Almost surely, 2^{42005455231534} is an apocalyptic number.

42005455231534 is a deficient number, since it is larger than the sum of its proper divisors (21654135622514).

42005455231534 is a wasteful number, since it uses less digits than its factorization.

42005455231534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6255579.

The product of its (nonzero) digits is 1440000, while the sum is 43.

The spelling of 42005455231534 in words is "forty-two trillion, five billion, four hundred fifty-five million, two hundred thirty-one thousand, five hundred thirty-four".