135370726056256 has 56 divisors (see below), whose sum is σ = 268796907788904. Its totient is φ = 67642375987200.

The previous prime is 135370726056253. The next prime is 135370726056281. The reversal of 135370726056256 is 652650627073531.

It can be written as a sum of positive squares in 4 ways, for example, as 10092312385600 + 125278413670656 = 3176840^2 + 11192784^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 135370726056256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135370726056253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3260902956 + ... + 3260944468.

Almost surely, 2^{135370726056256} is an apocalyptic number.

135370726056256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135370726056256 is a deficient number, since it is larger than the sum of its proper divisors (133426181732648).

135370726056256 is a wasteful number, since it uses less digits than its factorization.

135370726056256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72659 (or 72649 counting only the distinct ones).

The product of its (nonzero) digits is 47628000, while the sum is 58.

The spelling of 135370726056256 in words is "one hundred thirty-five trillion, three hundred seventy billion, seven hundred twenty-six million, fifty-six thousand, two hundred fifty-six".