42546413623 has 8 divisors (see below), whose sum is σ = 48638240640. Its totient is φ = 36458028600.

The previous prime is 42546413603. The next prime is 42546413639. The reversal of 42546413623 is 32631464524.

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

It is a de Polignac number, because none of the positive numbers 2^k-42546413623 is a prime.

It is a super-2 number, since 2×42546413623² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42546413603) 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, 833953 + ... + 883498.

It is an arithmetic number, because the mean of its divisors is an integer number (6079780080).

Almost surely, 2^42546413623 is an apocalyptic number.

42546413623 is a deficient number, since it is larger than the sum of its proper divisors (6091827017).

42546413623 is a wasteful number, since it uses less digits than its factorization.

42546413623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720997.

The product of its digits is 414720, while the sum is 40.

The spelling of 42546413623 in words is "forty-two billion, five hundred forty-six million, four hundred thirteen thousand, six hundred twenty-three".