3888969730770 has 32 divisors (see below), whose sum is σ = 9353513527488. Its totient is φ = 1034837908928.

The previous prime is 3888969730727. The next prime is 3888969730817. The reversal of 3888969730770 is 770379698883.

It is a junction number, because it is equal to n+sod(n) for n = 3888969730692 and 3888969730701.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138778629 + ... + 138806648.

It is an arithmetic number, because the mean of its divisors is an integer number (292297297734).

Almost surely, 2^{3888969730770} is an apocalyptic number.

3888969730770 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3888969730770 is an abundant number, since it is smaller than the sum of its proper divisors (5464543796718).

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

3888969730770 is a wasteful number, since it uses less digits than its factorization.

3888969730770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277585754.

The product of its (nonzero) digits is 768144384, while the sum is 75.

The spelling of 3888969730770 in words is "three trillion, eight hundred eighty-eight billion, nine hundred sixty-nine million, seven hundred thirty thousand, seven hundred seventy".