53200965644 has 12 divisors (see below), whose sum is σ = 93110948784. Its totient is φ = 26597837424.

The previous prime is 53200965641. The next prime is 53200965667. The reversal of 53200965644 is 44656900235.

It is a junction number, because it is equal to n+sod(n) for n = 53200965595 and 53200965604.

It is not an unprimeable number, because it can be changed into a prime (53200965641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615752 + ... + 696815.

It is an arithmetic number, because the mean of its divisors is an integer number (7759245732).

Almost surely, 2^53200965644 is an apocalyptic number.

It is an amenable number.

53200965644 is a deficient number, since it is larger than the sum of its proper divisors (39909983140).

53200965644 is a wasteful number, since it uses less digits than its factorization.

53200965644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322704 (or 1322702 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 53200965644 in words is "fifty-three billion, two hundred million, nine hundred sixty-five thousand, six hundred forty-four".