23545200426 has 16 divisors (see below), whose sum is σ = 51371346528. Its totient is φ = 7134909200.

The previous prime is 23545200397. The next prime is 23545200467. The reversal of 23545200426 is 62400254532.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178372665 + ... + 178372796.

It is an arithmetic number, because the mean of its divisors is an integer number (3210709158).

Almost surely, 2^23545200426 is an apocalyptic number.

23545200426 is an abundant number, since it is smaller than the sum of its proper divisors (27826146102).

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

23545200426 is a wasteful number, since it uses less digits than its factorization.

23545200426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356745477.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 23545200426 its reverse (62400254532), we get a palindrome (85945454958).

The spelling of 23545200426 in words is "twenty-three billion, five hundred forty-five million, two hundred thousand, four hundred twenty-six".