3778415145116 has 12 divisors (see below), whose sum is σ = 6623806589400. Its totient is φ = 1885898976720.

The previous prime is 3778415145091. The next prime is 3778415145137. The reversal of 3778415145116 is 6115415148773.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827146391 + ... + 827150958.

It is an arithmetic number, because the mean of its divisors is an integer number (551983882450).

Almost surely, 2^{3778415145116} is an apocalyptic number.

It is an amenable number.

3778415145116 is a deficient number, since it is larger than the sum of its proper divisors (2845391444284).

3778415145116 is a wasteful number, since it uses less digits than its factorization.

3778415145116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654297924 (or 1654297922 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 53.

The spelling of 3778415145116 in words is "three trillion, seven hundred seventy-eight billion, four hundred fifteen million, one hundred forty-five thousand, one hundred sixteen".