134625644641 has 8 divisors (see below), whose sum is σ = 137623573224. Its totient is φ = 131653230720.

The previous prime is 134625644627. The next prime is 134625644683. The reversal of 134625644641 is 146446526431.

It can be written as a sum of positive squares in 4 ways, for example, as 14265913600 + 120359731041 = 119440^2 + 346929^2 .

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 134625644641 - 2⁵ = 134625644609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134625644591 and 134625644600.

It is not an unprimeable number, because it can be changed into a prime (134625644611) 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, 6367996 + ... + 6389101.

It is an arithmetic number, because the mean of its divisors is an integer number (17202946653).

Almost surely, 2^134625644641 is an apocalyptic number.

It is an amenable number.

134625644641 is a deficient number, since it is larger than the sum of its proper divisors (2997928583).

134625644641 is a wasteful number, since it uses less digits than its factorization.

134625644641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12757331.

The product of its digits is 1658880, while the sum is 46.

The spelling of 134625644641 in words is "one hundred thirty-four billion, six hundred twenty-five million, six hundred forty-four thousand, six hundred forty-one".