3778030416918 has 8 divisors (see below), whose sum is σ = 7556060833848. Its totient is φ = 1259343472304.

The previous prime is 3778030416911. The next prime is 3778030416947. The reversal of 3778030416918 is 8196140308773.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

3778030416918 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3778030416911) 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, 314835868071 + ... + 314835868082.

It is an arithmetic number, because the mean of its divisors is an integer number (944507604231).

Almost surely, 2^{3778030416918} is an apocalyptic number.

3778030416918 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3778030416918 is a wasteful number, since it uses less digits than its factorization.

3778030416918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629671736158.

The product of its (nonzero) digits is 6096384, while the sum is 57.

The spelling of 3778030416918 in words is "three trillion, seven hundred seventy-eight billion, thirty million, four hundred sixteen thousand, nine hundred eighteen".