42254025191 has 16 divisors (see below), whose sum is σ = 48399564864. Its totient is φ = 36135880704.

The previous prime is 42254025173. The next prime is 42254025223. The reversal of 42254025191 is 19152045224.

42254025191 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42254025191 - 2³⁰ = 41180283367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42254025161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12752351 + ... + 12755663.

It is an arithmetic number, because the mean of its divisors is an integer number (3024972804).

Almost surely, 2^42254025191 is an apocalyptic number.

42254025191 is a deficient number, since it is larger than the sum of its proper divisors (6145539673).

42254025191 is a wasteful number, since it uses less digits than its factorization.

42254025191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6890.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 42254025191 in words is "forty-two billion, two hundred fifty-four million, twenty-five thousand, one hundred ninety-one".