24454513125042 has 128 divisors (see below), whose sum is σ = 65674118780928. Its totient is φ = 5862679257600.

The previous prime is 24454513125041. The next prime is 24454513125067. The reversal of 24454513125042 is 24052131545442.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 24454513124985 and 24454513125003.

It is not an unprimeable number, because it can be changed into a prime (24454513125041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66946917 + ... + 67311207.

It is an arithmetic number, because the mean of its divisors is an integer number (513079052976).

Almost surely, 2^{24454513125042} is an apocalyptic number.

24454513125042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 24454513125042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32837059390464).

24454513125042 is an abundant number, since it is smaller than the sum of its proper divisors (41219605655886).

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

24454513125042 is a wasteful number, since it uses less digits than its factorization.

24454513125042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375504.

The product of its (nonzero) digits is 768000, while the sum is 42.

The spelling of 24454513125042 in words is "twenty-four trillion, four hundred fifty-four billion, five hundred thirteen million, one hundred twenty-five thousand, forty-two".