4461571716 has 72 divisors (see below), whose sum is σ = 12747379680. Its totient is φ = 1207640448.

The previous prime is 4461571711. The next prime is 4461571771. The reversal of 4461571716 is 6171751644.

It is a happy number.

It is a super-2 number, since 2×4461571716² = 39811244354022369312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (4461571711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188505 + ... + 210848.

It is an arithmetic number, because the mean of its divisors is an integer number (177046940).

Almost surely, 2^4461571716 is an apocalyptic number.

It is an amenable number.

4461571716 is an abundant number, since it is smaller than the sum of its proper divisors (8285807964).

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

4461571716 is a wasteful number, since it uses less digits than its factorization.

4461571716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399393 (or 399384 counting only the distinct ones).

The product of its digits is 141120, while the sum is 42.

The square root of 4461571716 is about 66794.9976869526. The cubic root of 4461571716 is about 1646.2506499491.

The spelling of 4461571716 in words is "four billion, four hundred sixty-one million, five hundred seventy-one thousand, seven hundred sixteen".