123465067216 has 10 divisors (see below), whose sum is σ = 239213567762. Its totient is φ = 61732533600.

The previous prime is 123465067213. The next prime is 123465067217. The reversal of 123465067216 is 612760564321.

It can be written as a sum of positive squares in only one way, i.e., 100450963600 + 23014103616 = 316940^2 + 151704^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123465067213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3858283335 + ... + 3858283366.

Almost surely, 2^123465067216 is an apocalyptic number.

123465067216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

123465067216 is a deficient number, since it is larger than the sum of its proper divisors (115748500546).

123465067216 is an equidigital number, since it uses as much as digits as its factorization.

123465067216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7716566709 (or 7716566703 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 123465067216 in words is "one hundred twenty-three billion, four hundred sixty-five million, sixty-seven thousand, two hundred sixteen".