53461656648 has 48 divisors (see below), whose sum is σ = 145368896400. Its totient is φ = 17749548000.

The previous prime is 53461656637. The next prime is 53461656671. The reversal of 53461656648 is 84665616435.

53461656648 is a `hidden beast` number, since 5 + 34 + 6 + 1 + 6 + 566 + 48 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 53461656594 and 53461656603.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1461058 + ... + 1497201.

It is an arithmetic number, because the mean of its divisors is an integer number (3028518675).

Almost surely, 2^53461656648 is an apocalyptic number.

It is an amenable number.

53461656648 is an abundant number, since it is smaller than the sum of its proper divisors (91907239752).

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

53461656648 is a wasteful number, since it uses less digits than its factorization.

53461656648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2958522 (or 2958515 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 54.

The spelling of 53461656648 in words is "fifty-three billion, four hundred sixty-one million, six hundred fifty-six thousand, six hundred forty-eight".