23567427420 has 96 divisors (see below), whose sum is σ = 69934088448. Its totient is φ = 5909578752.

The previous prime is 23567427379. The next prime is 23567427473. The reversal of 23567427420 is 2472476532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1176327 + ... + 1196193.

It is an arithmetic number, because the mean of its divisors is an integer number (728480088).

Almost surely, 2^23567427420 is an apocalyptic number.

23567427420 is a gapful number since it is divisible by the number (20) 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 23567427420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34967044224).

23567427420 is an abundant number, since it is smaller than the sum of its proper divisors (46366661028).

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

23567427420 is a wasteful number, since it uses less digits than its factorization.

23567427420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21059 (or 21057 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 42.

The spelling of 23567427420 in words is "twenty-three billion, five hundred sixty-seven million, four hundred twenty-seven thousand, four hundred twenty".