1677140140 has 24 divisors (see below), whose sum is σ = 3792917520. Its totient is φ = 619251648.

The previous prime is 1677140131. The next prime is 1677140167. The reversal of 1677140140 is 410417761.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3225010 + ... + 3225529.

It is an arithmetic number, because the mean of its divisors is an integer number (158038230).

Almost surely, 2^1677140140 is an apocalyptic number.

1677140140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1677140140 is an abundant number, since it is smaller than the sum of its proper divisors (2115777380).

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

1677140140 is a wasteful number, since it uses less digits than its factorization.

1677140140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6450561 (or 6450559 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 1677140140 is about 40952.9014845102. The cubic root of 1677140140 is about 1188.1094524799.

The spelling of 1677140140 in words is "one billion, six hundred seventy-seven million, one hundred forty thousand, one hundred forty".