122553434523045 has 16 divisors (see below), whose sum is σ = 199785221563392. Its totient is φ = 64128589636800.

The previous prime is 122553434523041. The next prime is 122553434523097. The reversal of 122553434523045 is 540325434355221.

It is a happy number.

It is not a de Polignac number, because 122553434523045 - 2² = 122553434523041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122553434522985 and 122553434523003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122553434523041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77077630981 + ... + 77077632570.

It is an arithmetic number, because the mean of its divisors is an integer number (12486576347712).

Almost surely, 2^{122553434523045} is an apocalyptic number.

122553434523045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122553434523045 is a deficient number, since it is larger than the sum of its proper divisors (77231787040347).

122553434523045 is a wasteful number, since it uses less digits than its factorization.

122553434523045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154155263612.

The product of its (nonzero) digits is 8640000, while the sum is 48.

Adding to 122553434523045 its reverse (540325434355221), we get a palindrome (662878868878266).

The spelling of 122553434523045 in words is "one hundred twenty-two trillion, five hundred fifty-three billion, four hundred thirty-four million, five hundred twenty-three thousand, forty-five".