42950904516 has 81 divisors (see below), whose sum is σ = 117608598471. Its totient is φ = 13210689024.

The previous prime is 42950904497. The next prime is 42950904523. The reversal of 42950904516 is 61540905924.

The square root of 42950904516 is 207246.

It is a perfect power (a square), and thus also a powerful number.

42950904516 is a `hidden beast` number, since 42 + 9 + 5 + 0 + 90 + 4 + 516 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2356714116 + 40594190400 = 48546^2 + 201480^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 16163860 + ... + 16166516.

Almost surely, 2^42950904516 is an apocalyptic number.

42950904516 is the 207246-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42950904516

42950904516 is an abundant number, since it is smaller than the sum of its proper divisors (74657693955).

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

42950904516 is a wasteful number, since it uses less digits than its factorization.

42950904516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5350 (or 2675 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 42950904516 in words is "forty-two billion, nine hundred fifty million, nine hundred four thousand, five hundred sixteen".