42004163120 has 20 divisors (see below), whose sum is σ = 97659679440. Its totient is φ = 16801665216.

The previous prime is 42004163119. The next prime is 42004163141. The reversal of 42004163120 is 2136140024.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262525940 + ... + 262526099.

It is an arithmetic number, because the mean of its divisors is an integer number (4882983972).

Almost surely, 2^42004163120 is an apocalyptic number.

42004163120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42004163120 is an abundant number, since it is smaller than the sum of its proper divisors (55655516320).

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

42004163120 is a wasteful number, since it uses less digits than its factorization.

42004163120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525052052 (or 525052046 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The spelling of 42004163120 in words is "forty-two billion, four million, one hundred sixty-three thousand, one hundred twenty".