1671376716 has 36 divisors (see below), whose sum is σ = 4228536312. Its totient is φ = 556641984.

The previous prime is 1671376703. The next prime is 1671376717. The reversal of 1671376716 is 6176731761.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (1671376717) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23176 + ... + 62288.

It is an arithmetic number, because the mean of its divisors is an integer number (117459342).

Almost surely, 2^1671376716 is an apocalyptic number.

It is an amenable number.

1671376716 is an abundant number, since it is smaller than the sum of its proper divisors (2557159596).

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

1671376716 is a wasteful number, since it uses less digits than its factorization.

1671376716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40310 (or 40305 counting only the distinct ones).

The product of its digits is 222264, while the sum is 45.

The square root of 1671376716 is about 40882.4744358753. The cubic root of 1671376716 is about 1186.7469272328.

The spelling of 1671376716 in words is "one billion, six hundred seventy-one million, three hundred seventy-six thousand, seven hundred sixteen".