394079745062 has 16 divisors (see below), whose sum is σ = 604884920640. Its totient is φ = 192451716072.

The previous prime is 394079745061. The next prime is 394079745079. The reversal of 394079745062 is 260547970493.

It is a junction number, because it is equal to n+sod(n) for n = 394079744989 and 394079745007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394079745061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4594889 + ... + 4679867.

It is an arithmetic number, because the mean of its divisors is an integer number (37805307540).

Almost surely, 2^394079745062 is an apocalyptic number.

394079745062 is a deficient number, since it is larger than the sum of its proper divisors (210805175578).

394079745062 is a wasteful number, since it uses less digits than its factorization.

394079745062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138947.

The product of its (nonzero) digits is 11430720, while the sum is 56.

The spelling of 394079745062 in words is "three hundred ninety-four billion, seventy-nine million, seven hundred forty-five thousand, sixty-two".