122656735745 has 8 divisors (see below), whose sum is σ = 151936085760. Its totient is φ = 94960053360.

The previous prime is 122656735739. The next prime is 122656735769. The reversal of 122656735745 is 547537656221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122656735745 - 2⁶ = 122656735681 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395666735 + ... + 395667044.

It is an arithmetic number, because the mean of its divisors is an integer number (18992010720).

Almost surely, 2^122656735745 is an apocalyptic number.

It is an amenable number.

122656735745 is a deficient number, since it is larger than the sum of its proper divisors (29279350015).

122656735745 is an equidigital number, since it uses as much as digits as its factorization.

122656735745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791333815.

The product of its digits is 10584000, while the sum is 53.

The spelling of 122656735745 in words is "one hundred twenty-two billion, six hundred fifty-six million, seven hundred thirty-five thousand, seven hundred forty-five".