42089165432 has 8 divisors (see below), whose sum is σ = 78917185200. Its totient is φ = 21044582712.

The previous prime is 42089165423. The next prime is 42089165501. The reversal of 42089165432 is 23456198024.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 2630572832 + ... + 2630572847.

It is an arithmetic number, because the mean of its divisors is an integer number (9864648150).

Almost surely, 2^42089165432 is an apocalyptic number.

It is an amenable number.

42089165432 is a deficient number, since it is larger than the sum of its proper divisors (36828019768).

42089165432 is a wasteful number, since it uses less digits than its factorization.

42089165432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5261145685 (or 5261145681 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 42089165432 in words is "forty-two billion, eighty-nine million, one hundred sixty-five thousand, four hundred thirty-two".