122674986840 has 768 divisors, whose sum is σ = 477508608000. Its totient is φ = 25035816960.

The previous prime is 122674986839. The next prime is 122674986857. The reversal of 122674986840 is 48689476221.

122674986840 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 121580256 + ... + 121581264.

It is an arithmetic number, because the mean of its divisors is an integer number (621756000).

Almost surely, 2^122674986840 is an apocalyptic number.

122674986840 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 122674986840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238754304000).

122674986840 is an abundant number, since it is smaller than the sum of its proper divisors (354833621160).

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

122674986840 is a wasteful number, since it uses less digits than its factorization.

122674986840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120 (or 1109 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 122674986840 in words is "one hundred twenty-two billion, six hundred seventy-four million, nine hundred eighty-six thousand, eight hundred forty".