42696731616 has 192 divisors, whose sum is σ = 147954885120. Its totient is φ = 10437672960.

The previous prime is 42696731593. The next prime is 42696731629. The reversal of 42696731616 is 61613769624.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44221 + ... + 295548.

It is an arithmetic number, because the mean of its divisors is an integer number (770598360).

Almost surely, 2^42696731616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42696731616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73977442560).

42696731616 is an abundant number, since it is smaller than the sum of its proper divisors (105258153504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42696731616 is a wasteful number, since it uses less digits than its factorization.

42696731616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339817 (or 339809 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 51.

The spelling of 42696731616 in words is "forty-two billion, six hundred ninety-six million, seven hundred thirty-one thousand, six hundred sixteen".