122653413240 has 64 divisors (see below), whose sum is σ = 368208892800. Its totient is φ = 32685474432.

The previous prime is 122653413173. The next prime is 122653413251. The reversal of 122653413240 is 42314356221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166650 + ... + 522569.

It is an arithmetic number, because the mean of its divisors is an integer number (5753263950).

Almost surely, 2^122653413240 is an apocalyptic number.

122653413240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122653413240 is an abundant number, since it is smaller than the sum of its proper divisors (245555479560).

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

122653413240 is a wasteful number, since it uses less digits than its factorization.

122653413240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690716 (or 690712 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 122653413240 its reverse (42314356221), we get a palindrome (164967769461).

It can be divided in two parts, 12265341 and 3240, that added together give a triangular number (12268581 = T₄₉₅₃).

The spelling of 122653413240 in words is "one hundred twenty-two billion, six hundred fifty-three million, four hundred thirteen thousand, two hundred forty".