42153045111 has 16 divisors (see below), whose sum is σ = 62455429120. Its totient is φ = 28099117080.

The previous prime is 42153045101. The next prime is 42153045133. The reversal of 42153045111 is 11154035124.

It is not a de Polignac number, because 42153045111 - 2¹⁴ = 42153028727 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42153045101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202416 + ... + 353946.

It is an arithmetic number, because the mean of its divisors is an integer number (3903464320).

Almost surely, 2^42153045111 is an apocalyptic number.

42153045111 is a deficient number, since it is larger than the sum of its proper divisors (20302384009).

42153045111 is a wasteful number, since it uses less digits than its factorization.

42153045111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161843 (or 161837 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 42153045111 in words is "forty-two billion, one hundred fifty-three million, forty-five thousand, one hundred eleven".