42034072155 has 8 divisors (see below), whose sum is σ = 67254515472. Its totient is φ = 22418171808.

The previous prime is 42034072151. The next prime is 42034072163. The reversal of 42034072155 is 55127043024.

42034072155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42034072155 - 2² = 42034072151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42034072151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1401135724 + ... + 1401135753.

It is an arithmetic number, because the mean of its divisors is an integer number (8406814434).

Almost surely, 2^42034072155 is an apocalyptic number.

42034072155 is a deficient number, since it is larger than the sum of its proper divisors (25220443317).

42034072155 is a wasteful number, since it uses less digits than its factorization.

42034072155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2802271485.

The product of its (nonzero) digits is 33600, while the sum is 33.

The spelling of 42034072155 in words is "forty-two billion, thirty-four million, seventy-two thousand, one hundred fifty-five".