3780521196 has 12 divisors (see below), whose sum is σ = 8821216152. Its totient is φ = 1260173728.

The previous prime is 3780521191. The next prime is 3780521197. The reversal of 3780521196 is 6911250873.

3780521196 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (3780521191) 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, 157521705 + ... + 157521728.

It is an arithmetic number, because the mean of its divisors is an integer number (735101346).

Almost surely, 2^3780521196 is an apocalyptic number.

It is an amenable number.

3780521196 is an abundant number, since it is smaller than the sum of its proper divisors (5040694956).

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

3780521196 is a wasteful number, since it uses less digits than its factorization.

3780521196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315043440 (or 315043438 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 3780521196 is about 61485.9430764463. The cubic root of 3780521196 is about 1557.8198226924.

The spelling of 3780521196 in words is "three billion, seven hundred eighty million, five hundred twenty-one thousand, one hundred ninety-six".