3780653880 has 64 divisors (see below), whose sum is σ = 11349043200. Its totient is φ = 1007544960.

The previous prime is 3780653879. The next prime is 3780653881. The reversal of 3780653880 is 883560873.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3780653879) and next prime (3780653881).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3780653881) 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, 202125 + ... + 220035.

It is an arithmetic number, because the mean of its divisors is an integer number (177328800).

Almost surely, 2^3780653880 is an apocalyptic number.

3780653880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3780653880 is an abundant number, since it is smaller than the sum of its proper divisors (7568389320).

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

3780653880 is a wasteful number, since it uses less digits than its factorization.

3780653880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19684 (or 19680 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The square root of 3780653880 is about 61487.0220453064. The cubic root of 3780653880 is about 1557.8380472825.

The spelling of 3780653880 in words is "three billion, seven hundred eighty million, six hundred fifty-three thousand, eight hundred eighty".