122736511052685 has 32 divisors (see below), whose sum is σ = 231033432574080. Its totient is φ = 61608915350784.

The previous prime is 122736511052633. The next prime is 122736511052711. The reversal of 122736511052685 is 586250115637221.

122736511052685 is a `hidden beast` number, since 1 + 2 + 2 + 7 + 36 + 5 + 1 + 1 + 0 + 526 + 85 = 666.

It is not a de Polignac number, because 122736511052685 - 2⁶ = 122736511052621 is a prime.

It is a super-2 number, since 2×122736511052685² (a number of 29 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 26739978327 + ... + 26739982916.

It is an arithmetic number, because the mean of its divisors is an integer number (7219794767940).

Almost surely, 2^{122736511052685} is an apocalyptic number.

122736511052685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122736511052685 is a deficient number, since it is larger than the sum of its proper divisors (108296921521395).

122736511052685 is a wasteful number, since it uses less digits than its factorization.

122736511052685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53479961274 (or 53479961268 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 54.

The spelling of 122736511052685 in words is "one hundred twenty-two trillion, seven hundred thirty-six billion, five hundred eleven million, fifty-two thousand, six hundred eighty-five".