3806778554358 has 16 divisors (see below), whose sum is σ = 8199215348016. Its totient is φ = 1171316478240.

The previous prime is 3806778554291. The next prime is 3806778554387. The reversal of 3806778554358 is 8534558776083.

It is a junction number, because it is equal to n+sod(n) for n = 3806778554292 and 3806778554301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24402426553 + ... + 24402426708.

It is an arithmetic number, because the mean of its divisors is an integer number (512450959251).

Almost surely, 2^{3806778554358} is an apocalyptic number.

3806778554358 is an abundant number, since it is smaller than the sum of its proper divisors (4392436793658).

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

3806778554358 is a wasteful number, since it uses less digits than its factorization.

3806778554358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48804853279.

The product of its (nonzero) digits is 677376000, while the sum is 69.

The spelling of 3806778554358 in words is "three trillion, eight hundred six billion, seven hundred seventy-eight million, five hundred fifty-four thousand, three hundred fifty-eight".