42499471716 has 135 divisors (see below), whose sum is σ = 120442442043. Its totient is φ = 13061917440.

The previous prime is 42499471699. The next prime is 42499471741. The reversal of 42499471716 is 61717499424.

The square root of 42499471716 is 206154.

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

42499471716 is a `hidden beast` number, since 42 + 499 + 47 + 1 + 71 + 6 = 666.

42499471716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 19485368100 + 23014103616 = 139590^2 + 151704^2 .

It is a super-2 number, since 2×42499471716² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 48239596 + ... + 48240476.

Almost surely, 2^42499471716 is an apocalyptic number.

42499471716 is the 206154-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42499471716

42499471716 is an abundant number, since it is smaller than the sum of its proper divisors (77942970327).

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

42499471716 is an equidigital number, since it uses as much as digits as its factorization.

42499471716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804 (or 899 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The spelling of 42499471716 in words is "forty-two billion, four hundred ninety-nine million, four hundred seventy-one thousand, seven hundred sixteen".