386779934542 has 32 divisors (see below), whose sum is σ = 613929093120. Its totient is φ = 182493660960.

The previous prime is 386779934533. The next prime is 386779934551. The reversal of 386779934542 is 245439977683.

It is an interprime number because it is at equal distance from previous prime (386779934533) and next prime (386779934551).

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, 174559 + ... + 896677.

It is an arithmetic number, because the mean of its divisors is an integer number (19185284160).

Almost surely, 2^386779934542 is an apocalyptic number.

386779934542 is a deficient number, since it is larger than the sum of its proper divisors (227149158578).

386779934542 is a wasteful number, since it uses less digits than its factorization.

386779934542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722368.

The product of its digits is 274337280, while the sum is 67.

The spelling of 386779934542 in words is "three hundred eighty-six billion, seven hundred seventy-nine million, nine hundred thirty-four thousand, five hundred forty-two".