15423846228 has 144 divisors (see below), whose sum is σ = 46997475840. Its totient is φ = 4361236992.

The previous prime is 15423846223. The next prime is 15423846247. The reversal of 15423846228 is 82264832451.

15423846228 is a `hidden beast` number, since 1 + 5 + 42 + 384 + 6 + 228 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15423846223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 498301 + ... + 528347.

It is an arithmetic number, because the mean of its divisors is an integer number (326371360).

Almost surely, 2^15423846228 is an apocalyptic number.

15423846228 is a gapful number since it is divisible by the number (18) 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 15423846228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23498737920).

15423846228 is an abundant number, since it is smaller than the sum of its proper divisors (31573629612).

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

15423846228 is a wasteful number, since it uses less digits than its factorization.

15423846228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30171 (or 30156 counting only the distinct ones).

The product of its digits is 737280, while the sum is 45.

The spelling of 15423846228 in words is "fifteen billion, four hundred twenty-three million, eight hundred forty-six thousand, two hundred twenty-eight".