241619107128 has 128 divisors (see below), whose sum is σ = 726850713600. Its totient is φ = 65384758656.

The previous prime is 241619107123. The next prime is 241619107153. The reversal of 241619107128 is 821701916142.

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

It is a self number, because there is not a number n which added to its sum of digits gives 241619107128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241619107123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19793875 + ... + 19806077.

It is an arithmetic number, because the mean of its divisors is an integer number (5678521200).

Almost surely, 2^241619107128 is an apocalyptic number.

241619107128 is a gapful number since it is divisible by the number (28) 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 241619107128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363425356800).

241619107128 is an abundant number, since it is smaller than the sum of its proper divisors (485231606472).

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

241619107128 is a wasteful number, since it uses less digits than its factorization.

241619107128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18441 (or 18437 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 42.

The spelling of 241619107128 in words is "two hundred forty-one billion, six hundred nineteen million, one hundred seven thousand, one hundred twenty-eight".