42530056174661 has 8 divisors (see below), whose sum is σ = 46425734112384. Its totient is φ = 38639263102720.

The previous prime is 42530056174649. The next prime is 42530056174691. The reversal of 42530056174661 is 16647165003524.

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

It is a cyclic number.

It is not a de Polignac number, because 42530056174661 - 2⁴² = 38132009663557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42530056174691) 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, 1221198236 + ... + 1221233061.

It is an arithmetic number, because the mean of its divisors is an integer number (5803216764048).

Almost surely, 2^{42530056174661} is an apocalyptic number.

It is an amenable number.

42530056174661 is a deficient number, since it is larger than the sum of its proper divisors (3895677937723).

42530056174661 is a wasteful number, since it uses less digits than its factorization.

42530056174661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442432891.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 42530056174661 in words is "forty-two trillion, five hundred thirty billion, fifty-six million, one hundred seventy-four thousand, six hundred sixty-one".