23235341236440 has 64 divisors (see below), whose sum is σ = 69746480524800. Its totient is φ = 6192494835072.

The previous prime is 23235341236427. The next prime is 23235341236501. The reversal of 23235341236440 is 4463214353232.

It is a junction number, because it is equal to n+sod(n) for n = 23235341236392 and 23235341236401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55982400 + ... + 56395919.

It is an arithmetic number, because the mean of its divisors is an integer number (1089788758200).

Almost surely, 2^{23235341236440} is an apocalyptic number.

23235341236440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23235341236440 is an abundant number, since it is smaller than the sum of its proper divisors (46511139288360).

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

23235341236440 is a wasteful number, since it uses less digits than its factorization.

23235341236440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112380056 (or 112380052 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 42.

Adding to 23235341236440 its reverse (4463214353232), we get a palindrome (27698555589672).

The spelling of 23235341236440 in words is "twenty-three trillion, two hundred thirty-five billion, three hundred forty-one million, two hundred thirty-six thousand, four hundred forty".