49756581708385 has 32 divisors (see below), whose sum is σ = 63989246246400. Its totient is φ = 37044711019008.

The previous prime is 49756581708377. The next prime is 49756581708413. The reversal of 49756581708385 is 58380718565794.

It is a cyclic number.

It is not a de Polignac number, because 49756581708385 - 2³ = 49756581708377 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 234127284 + ... + 234339706.

It is an arithmetic number, because the mean of its divisors is an integer number (1999663945200).

Almost surely, 2^{49756581708385} is an apocalyptic number.

It is an amenable number.

49756581708385 is a deficient number, since it is larger than the sum of its proper divisors (14232664538015).

49756581708385 is a wasteful number, since it uses less digits than its factorization.

49756581708385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267537.

The product of its (nonzero) digits is 2032128000, while the sum is 76.

The spelling of 49756581708385 in words is "forty-nine trillion, seven hundred fifty-six billion, five hundred eighty-one million, seven hundred eight thousand, three hundred eighty-five".