23375416428 has 480 divisors, whose sum is σ = 78554222208. Its totient is φ = 5897318400.

The previous prime is 23375416403. The next prime is 23375416439. The reversal of 23375416428 is 82461457332.

23375416428 is a `hidden beast` number, since 23 + 3 + 7 + 541 + 64 + 28 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 73739326 + ... + 73739642.

Almost surely, 2^23375416428 is an apocalyptic number.

23375416428 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 23375416428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39277111104).

23375416428 is an abundant number, since it is smaller than the sum of its proper divisors (55178805780).

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

23375416428 is a wasteful number, since it uses less digits than its factorization.

23375416428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 444 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The spelling of 23375416428 in words is "twenty-three billion, three hundred seventy-five million, four hundred sixteen thousand, four hundred twenty-eight".