1677650416 has 20 divisors (see below), whose sum is σ = 3500482552. Its totient is φ = 774300096.

The previous prime is 1677650413. The next prime is 1677650419. The reversal of 1677650416 is 6140567761.

It is an interprime number because it is at equal distance from previous prime (1677650413) and next prime (1677650419).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1677650413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4032606 + ... + 4033021.

Almost surely, 2^1677650416 is an apocalyptic number.

1677650416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1677650416 is an abundant number, since it is smaller than the sum of its proper divisors (1822832136).

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

1677650416 is a wasteful number, since it uses less digits than its factorization.

1677650416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8065648 (or 8065642 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 1677650416 is about 40959.1310454702. The cubic root of 1677650416 is about 1188.2299358053.

The spelling of 1677650416 in words is "one billion, six hundred seventy-seven million, six hundred fifty thousand, four hundred sixteen".