123240341004 has 96 divisors (see below), whose sum is σ = 315571200000. Its totient is φ = 37123479360.

The previous prime is 123240340973. The next prime is 123240341087. The reversal of 123240341004 is 400143042321.

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, 52508559 + ... + 52510905.

It is an arithmetic number, because the mean of its divisors is an integer number (3287200000).

Almost surely, 2^123240341004 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 123240341004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157785600000).

123240341004 is an abundant number, since it is smaller than the sum of its proper divisors (192330858996).

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

123240341004 is a wasteful number, since it uses less digits than its factorization.

123240341004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4563 (or 4561 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 123240341004 its reverse (400143042321), we get a palindrome (523383383325).

The spelling of 123240341004 in words is "one hundred twenty-three billion, two hundred forty million, three hundred forty-one thousand, four".