122562455340 has 96 divisors (see below), whose sum is σ = 370074781440. Its totient is φ = 30128253696.

The previous prime is 122562455311. The next prime is 122562455359. The reversal of 122562455340 is 43554265221.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 470107 + ... + 682733.

It is an arithmetic number, because the mean of its divisors is an integer number (3854945640).

Almost surely, 2^122562455340 is an apocalyptic number.

122562455340 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 122562455340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185037390720).

122562455340 is an abundant number, since it is smaller than the sum of its proper divisors (247512326100).

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

122562455340 is a wasteful number, since it uses less digits than its factorization.

122562455340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213391 (or 213389 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 122562455340 in words is "one hundred twenty-two billion, five hundred sixty-two million, four hundred fifty-five thousand, three hundred forty".