428144229741 has 8 divisors (see below), whose sum is σ = 590543765280. Its totient is φ = 275587090352.

The previous prime is 428144229719. The next prime is 428144229763. The reversal of 428144229741 is 147922441824.

It is an interprime number because it is at equal distance from previous prime (428144229719) and next prime (428144229763).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 428144229741 - 2⁶ = 428144229677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428144229791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2460598935 + ... + 2460599108.

It is an arithmetic number, because the mean of its divisors is an integer number (73817970660).

Almost surely, 2^428144229741 is an apocalyptic number.

It is an amenable number.

428144229741 is a deficient number, since it is larger than the sum of its proper divisors (162399535539).

428144229741 is a wasteful number, since it uses less digits than its factorization.

428144229741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4921198075.

The product of its digits is 1032192, while the sum is 48.

The spelling of 428144229741 in words is "four hundred twenty-eight billion, one hundred forty-four million, two hundred twenty-nine thousand, seven hundred forty-one".