122673343440 has 160 divisors (see below), whose sum is σ = 400540792320. Its totient is φ = 30972713472.

The previous prime is 122673343363. The next prime is 122673343451. The reversal of 122673343440 is 44343376221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8688867 + ... + 8702973.

It is an arithmetic number, because the mean of its divisors is an integer number (2503379952).

Almost surely, 2^122673343440 is an apocalyptic number.

122673343440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122673343440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200270396160).

122673343440 is an abundant number, since it is smaller than the sum of its proper divisors (277867448880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122673343440 is a wasteful number, since it uses less digits than its factorization.

122673343440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16049 (or 16043 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 39.

The spelling of 122673343440 in words is "one hundred twenty-two billion, six hundred seventy-three million, three hundred forty-three thousand, four hundred forty".