389999996906702 has 32 divisors (see below), whose sum is σ = 726371675692992. Its totient is φ = 152920352761344.

The previous prime is 389999996906657. The next prime is 389999996906713. The reversal of 389999996906702 is 207609699999983.

It is a junction number, because it is equal to n+sod(n) for n = 389999996906596 and 389999996906605.

It is a congruent number.

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, 9481648133 + ... + 9481689264.

It is an arithmetic number, because the mean of its divisors is an integer number (22699114865406).

Almost surely, 2^{389999996906702} is an apocalyptic number.

389999996906702 is a deficient number, since it is larger than the sum of its proper divisors (336371678786290).

389999996906702 is a wasteful number, since it uses less digits than its factorization.

389999996906702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18963337532.

The product of its (nonzero) digits is 57854793024, while the sum is 95.

The spelling of 389999996906702 in words is "three hundred eighty-nine trillion, nine hundred ninety-nine billion, nine hundred ninety-six million, nine hundred six thousand, seven hundred two".