653500231236044 has 24 divisors (see below), whose sum is σ = 1145273111604048. Its totient is φ = 326279445468480.

The previous prime is 653500231236043. The next prime is 653500231236059. The reversal of 653500231236044 is 440632132005356.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 653500231235986 and 653500231236004.

It is not an unprimeable number, because it can be changed into a prime (653500231236043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12419954 + ... + 38226374.

It is an arithmetic number, because the mean of its divisors is an integer number (47719712983502).

Almost surely, 2^{653500231236044} is an apocalyptic number.

It is an amenable number.

653500231236044 is a deficient number, since it is larger than the sum of its proper divisors (491772880368004).

653500231236044 is a wasteful number, since it uses less digits than its factorization.

653500231236044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25815545 (or 25815543 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 44.

The spelling of 653500231236044 in words is "six hundred fifty-three trillion, five hundred billion, two hundred thirty-one million, two hundred thirty-six thousand, forty-four".