1677891468 has 48 divisors (see below), whose sum is σ = 4281782400. Its totient is φ = 507168000.

The previous prime is 1677891451. The next prime is 1677891491. The reversal of 1677891468 is 8641987761.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37083 + ... + 68781.

It is an arithmetic number, because the mean of its divisors is an integer number (89203800).

Almost surely, 2^1677891468 is an apocalyptic number.

It is an amenable number.

1677891468 is an abundant number, since it is smaller than the sum of its proper divisors (2603890932).

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

1677891468 is a wasteful number, since it uses less digits than its factorization.

1677891468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32118 (or 32116 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 57.

The square root of 1677891468 is about 40962.0735314998. The cubic root of 1677891468 is about 1188.2868430693.

The spelling of 1677891468 in words is "one billion, six hundred seventy-seven million, eight hundred ninety-one thousand, four hundred sixty-eight".