4154251398 has 128 divisors (see below), whose sum is σ = 9693250560. Its totient is φ = 1174609920.

The previous prime is 4154251397. The next prime is 4154251403. The reversal of 4154251398 is 8931524514.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4154251391) 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, 13104736 + ... + 13105052.

It is an arithmetic number, because the mean of its divisors is an integer number (75728520).

Almost surely, 2^4154251398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4154251398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4846625280).

4154251398 is an abundant number, since it is smaller than the sum of its proper divisors (5538999162).

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

4154251398 is a wasteful number, since it uses less digits than its factorization.

4154251398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542.

The product of its digits is 172800, while the sum is 42.

The square root of 4154251398 is about 64453.4824350089. The cubic root of 4154251398 is about 1607.5491429548.

It can be divided in two parts, 4154 and 251398, that added together give a palindrome (255552).

The spelling of 4154251398 in words is "four billion, one hundred fifty-four million, two hundred fifty-one thousand, three hundred ninety-eight".