42825139683 has 16 divisors (see below), whose sum is σ = 58618471296. Its totient is φ = 27795277440.

The previous prime is 42825139613. The next prime is 42825139691. The reversal of 42825139683 is 38693152824.

It is a happy number.

It is not a de Polignac number, because 42825139683 - 2¹⁰ = 42825138659 is a prime.

It is a super-2 number, since 2×42825139683² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42825139613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501078 + ... + 580283.

It is an arithmetic number, because the mean of its divisors is an integer number (3663654456).

Almost surely, 2^42825139683 is an apocalyptic number.

42825139683 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

42825139683 is a deficient number, since it is larger than the sum of its proper divisors (15793331613).

42825139683 is a wasteful number, since it uses less digits than its factorization.

42825139683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081714.

The product of its digits is 2488320, while the sum is 51.

The spelling of 42825139683 in words is "forty-two billion, eight hundred twenty-five million, one hundred thirty-nine thousand, six hundred eighty-three".