20125076326381 has 8 divisors (see below), whose sum is σ = 21673221300864. Its totient is φ = 18576940234800.

The previous prime is 20125076326373. The next prime is 20125076326391. The reversal of 20125076326381 is 18362367052102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20125076326381 - 2³ = 20125076326373 is a prime.

It is a super-2 number, since 2×20125076326381² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20125076326391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2926656 + ... + 6986806.

It is an arithmetic number, because the mean of its divisors is an integer number (2709152662608).

Almost surely, 2^{20125076326381} is an apocalyptic number.

It is an amenable number.

20125076326381 is a deficient number, since it is larger than the sum of its proper divisors (1548144974483).

20125076326381 is a wasteful number, since it uses less digits than its factorization.

20125076326381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4441451.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 20125076326381 in words is "twenty trillion, one hundred twenty-five billion, seventy-six million, three hundred twenty-six thousand, three hundred eighty-one".