53213646244 has 48 divisors (see below), whose sum is σ = 102895785216. Its totient is φ = 23877514400.

The previous prime is 53213646209. The next prime is 53213646253. The reversal of 53213646244 is 44264631235.

It is a junction number, because it is equal to n+sod(n) for n = 53213646197 and 53213646206.

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 15 ways as a sum of consecutive naturals, for example, 5206299 + ... + 5216509.

It is an arithmetic number, because the mean of its divisors is an integer number (2143662192).

Almost surely, 2^53213646244 is an apocalyptic number.

It is an amenable number.

53213646244 is a deficient number, since it is larger than the sum of its proper divisors (49682138972).

53213646244 is a wasteful number, since it uses less digits than its factorization.

53213646244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11736 (or 11734 counting only the distinct ones).

The product of its digits is 414720, while the sum is 40.

The spelling of 53213646244 in words is "fifty-three billion, two hundred thirteen million, six hundred forty-six thousand, two hundred forty-four".