42125034051 has 6 divisors (see below), whose sum is σ = 60847271420. Its totient is φ = 28083356028.

The previous prime is 42125033989. The next prime is 42125034067. The reversal of 42125034051 is 15043052124.

42125034051 is a `hidden beast` number, since 4 + 2 + 1 + 250 + 3 + 405 + 1 = 666.

It is not a de Polignac number, because 42125034051 - 2²¹ = 42122936899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42125034551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2340279661 + ... + 2340279678.

Almost surely, 2^42125034051 is an apocalyptic number.

42125034051 is a deficient number, since it is larger than the sum of its proper divisors (18722237369).

42125034051 is a wasteful number, since it uses less digits than its factorization.

42125034051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4680559345 (or 4680559342 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 42125034051 its reverse (15043052124), we get a palindrome (57168086175).

The spelling of 42125034051 in words is "forty-two billion, one hundred twenty-five million, thirty-four thousand, fifty-one".