42739573386 has 16 divisors (see below), whose sum is σ = 85527763200. Its totient is φ = 14238421728.

The previous prime is 42739573321. The next prime is 42739573403. The reversal of 42739573386 is 68337593724.

42739573386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42739573386² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2014251 + ... + 2035358.

It is an arithmetic number, because the mean of its divisors is an integer number (5345485200).

Almost surely, 2^42739573386 is an apocalyptic number.

42739573386 is an abundant number, since it is smaller than the sum of its proper divisors (42788189814).

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

42739573386 is a wasteful number, since it uses less digits than its factorization.

42739573386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4051373.

The product of its digits is 22861440, while the sum is 57.

The spelling of 42739573386 in words is "forty-two billion, seven hundred thirty-nine million, five hundred seventy-three thousand, three hundred eighty-six".