23453553345040 has 120 divisors (see below), whose sum is σ = 67481999322048. Its totient is φ = 7422663006720.

The previous prime is 23453553345011. The next prime is 23453553345083. The reversal of 23453553345040 is 4054335535432.

It is a happy number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 123814666 + ... + 124003945.

Almost surely, 2^{23453553345040} is an apocalyptic number.

23453553345040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23453553345040 is an abundant number, since it is smaller than the sum of its proper divisors (44028445977008).

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

23453553345040 is a wasteful number, since it uses less digits than its factorization.

23453553345040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247818657 (or 247818638 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 46.

The spelling of 23453553345040 in words is "twenty-three trillion, four hundred fifty-three billion, five hundred fifty-three million, three hundred forty-five thousand, forty".