134445645652 has 24 divisors (see below), whose sum is σ = 236776850856. Its totient is φ = 66796474368.

The previous prime is 134445645617. The next prime is 134445645661. The reversal of 134445645652 is 256546544431.

It can be written as a sum of positive squares in 4 ways, for example, as 492573636 + 133953072016 = 22194^2 + 365996^2 .

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 134445645596 and 134445645605.

It is a congruent number.

It is an unprimeable number.

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, 227508 + ... + 566260.

It is an arithmetic number, because the mean of its divisors is an integer number (9865702119).

Almost surely, 2^134445645652 is an apocalyptic number.

It is an amenable number.

134445645652 is a deficient number, since it is larger than the sum of its proper divisors (102331205204).

134445645652 is a wasteful number, since it uses less digits than its factorization.

134445645652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339387 (or 339385 counting only the distinct ones).

The product of its digits is 6912000, while the sum is 49.

The spelling of 134445645652 in words is "one hundred thirty-four billion, four hundred forty-five million, six hundred forty-five thousand, six hundred fifty-two".