3769665856 has 28 divisors (see below), whose sum is σ = 8160471360. Its totient is φ = 1713484160.

The previous prime is 3769665853. The next prime is 3769665859. The reversal of 3769665856 is 6585669673.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3769665853) and next prime (3769665859).

It is a junction number, because it is equal to n+sod(n) for n = 3769665794 and 3769665803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3769665853) 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, 2676616 + ... + 2678023.

Almost surely, 2^3769665856 is an apocalyptic number.

It is an amenable number.

3769665856 is an abundant number, since it is smaller than the sum of its proper divisors (4390805504).

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

3769665856 is a wasteful number, since it uses less digits than its factorization.

3769665856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5354662 (or 5354652 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 61.

The square root of 3769665856 is about 61397.6046438296. The cubic root of 3769665856 is about 1556.3273586896.

The spelling of 3769665856 in words is "three billion, seven hundred sixty-nine million, six hundred sixty-five thousand, eight hundred fifty-six".