8134425386551 has 8 divisors (see below), whose sum is σ = 8402044918400. Its totient is φ = 7867132024320.

The previous prime is 8134425386543. The next prime is 8134425386557. The reversal of 8134425386551 is 1556835244318.

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 8134425386551 - 2³ = 8134425386543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8134425386492 and 8134425386501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8134425386557) 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, 81491706 + ... + 81591463.

It is an arithmetic number, because the mean of its divisors is an integer number (1050255614800).

Almost surely, 2^{8134425386551} is an apocalyptic number.

8134425386551 is a deficient number, since it is larger than the sum of its proper divisors (267619531849).

8134425386551 is a wasteful number, since it uses less digits than its factorization.

8134425386551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163084809.

The product of its digits is 13824000, while the sum is 55.

The spelling of 8134425386551 in words is "eight trillion, one hundred thirty-four billion, four hundred twenty-five million, three hundred eighty-six thousand, five hundred fifty-one".