53646456044 has 6 divisors (see below), whose sum is σ = 93881298084. Its totient is φ = 26823228020.

The previous prime is 53646456023. The next prime is 53646456049. The reversal of 53646456044 is 44065464635.

It is a self number, because there is not a number n which added to its sum of digits gives 53646456044.

It is not an unprimeable number, because it can be changed into a prime (53646456049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6705807002 + ... + 6705807009.

It is an arithmetic number, because the mean of its divisors is an integer number (15646883014).

Almost surely, 2^53646456044 is an apocalyptic number.

It is an amenable number.

53646456044 is a deficient number, since it is larger than the sum of its proper divisors (40234842040).

53646456044 is a wasteful number, since it uses less digits than its factorization.

53646456044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13411614015 (or 13411614013 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 47.

The spelling of 53646456044 in words is "fifty-three billion, six hundred forty-six million, four hundred fifty-six thousand, forty-four".