3685780673277 has 4 divisors (see below), whose sum is σ = 4914374231040. Its totient is φ = 2457187115516.

The previous prime is 3685780673173. The next prime is 3685780673287. The reversal of 3685780673277 is 7723760875863.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3685780673277 - 2¹⁰ = 3685780672253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3685780673287) 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, 614296778877 + ... + 614296778882.

It is an arithmetic number, because the mean of its divisors is an integer number (1228593557760).

Almost surely, 2^{3685780673277} is an apocalyptic number.

It is an amenable number.

3685780673277 is a deficient number, since it is larger than the sum of its proper divisors (1228593557763).

3685780673277 is a wasteful number, since it uses less digits than its factorization.

3685780673277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228593557762.

The product of its (nonzero) digits is 497871360, while the sum is 69.

The spelling of 3685780673277 in words is "three trillion, six hundred eighty-five billion, seven hundred eighty million, six hundred seventy-three thousand, two hundred seventy-seven".