123480401408 has 240 divisors, whose sum is σ = 327273053184. Its totient is φ = 45973831680.

The previous prime is 123480401399. The next prime is 123480401423. The reversal of 123480401408 is 804104084321.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5533313 + ... + 5555583.

Almost surely, 2^123480401408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123480401408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163636526592).

123480401408 is an abundant number, since it is smaller than the sum of its proper divisors (203792651776).

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

123480401408 is a wasteful number, since it uses less digits than its factorization.

123480401408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22333 (or 22310 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 35.

Adding to 123480401408 its reverse (804104084321), we get a palindrome (927584485729).

The spelling of 123480401408 in words is "one hundred twenty-three billion, four hundred eighty million, four hundred one thousand, four hundred eight".