122493269866140 has 240 divisors, whose sum is σ = 388160032496544. Its totient is φ = 32333999040000.

The previous prime is 122493269866103. The next prime is 122493269866141. The reversal of 122493269866140 is 41668962394221.

122493269866140 is a `hidden beast` number, since 1 + 2 + 2 + 4 + 9 + 3 + 2 + 6 + 9 + 8 + 6 + 614 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122493269866141) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 728188522 + ... + 728356718.

Almost surely, 2^{122493269866140} is an apocalyptic number.

122493269866140 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 122493269866140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194080016248272).

122493269866140 is an abundant number, since it is smaller than the sum of its proper divisors (265666762630404).

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

122493269866140 is a wasteful number, since it uses less digits than its factorization.

122493269866140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172770 (or 172759 counting only the distinct ones).

The product of its (nonzero) digits is 53747712, while the sum is 63.

The spelling of 122493269866140 in words is "one hundred twenty-two trillion, four hundred ninety-three billion, two hundred sixty-nine million, eight hundred sixty-six thousand, one hundred forty".