122039547740 has 96 divisors (see below), whose sum is σ = 280870087680. Its totient is φ = 44173958400.

The previous prime is 122039547713. The next prime is 122039547761. The reversal of 122039547740 is 47745930221.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 122039547691 and 122039547700.

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, 75659174 + ... + 75660786.

It is an arithmetic number, because the mean of its divisors is an integer number (2925730080).

Almost surely, 2^122039547740 is an apocalyptic number.

122039547740 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 122039547740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140435043840).

122039547740 is an abundant number, since it is smaller than the sum of its proper divisors (158830539940).

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

122039547740 is a wasteful number, since it uses less digits than its factorization.

122039547740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003 (or 3001 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 122039547740 in words is "one hundred twenty-two billion, thirty-nine million, five hundred forty-seven thousand, seven hundred forty".