1641313677 has 16 divisors (see below), whose sum is σ = 2233132928. Its totient is φ = 1072051200.

The previous prime is 1641313669. The next prime is 1641313691. The reversal of 1641313677 is 7763131461.

It is not a de Polignac number, because 1641313677 - 2³ = 1641313669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1641313627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8253 + ... + 57885.

It is an arithmetic number, because the mean of its divisors is an integer number (139570808).

Almost surely, 2^1641313677 is an apocalyptic number.

It is an amenable number.

1641313677 is a deficient number, since it is larger than the sum of its proper divisors (591819251).

1641313677 is a wasteful number, since it uses less digits than its factorization.

1641313677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49860.

The product of its digits is 63504, while the sum is 39.

The square root of 1641313677 is about 40513.1296865596. The cubic root of 1641313677 is about 1179.5884989060.

The spelling of 1641313677 in words is "one billion, six hundred forty-one million, three hundred thirteen thousand, six hundred seventy-seven".