3457728890386 has 16 divisors (see below), whose sum is σ = 5206113963648. Its totient is φ = 1722363645600.

The previous prime is 3457728890381. The next prime is 3457728890419. The reversal of 3457728890386 is 6830988277543.

It is not an unprimeable number, because it can be changed into a prime (3457728890381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379155 + ... + 2656918.

It is an arithmetic number, because the mean of its divisors is an integer number (325382122728).

Almost surely, 2^{3457728890386} is an apocalyptic number.

3457728890386 is a deficient number, since it is larger than the sum of its proper divisors (1748385073262).

3457728890386 is a wasteful number, since it uses less digits than its factorization.

3457728890386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3038217.

The product of its (nonzero) digits is 487710720, while the sum is 70.

The spelling of 3457728890386 in words is "three trillion, four hundred fifty-seven billion, seven hundred twenty-eight million, eight hundred ninety thousand, three hundred eighty-six".