53489582648 has 64 divisors (see below), whose sum is σ = 109131648000. Its totient is φ = 24485068800.

The previous prime is 53489582639. The next prime is 53489582651. The reversal of 53489582648 is 84628598435.

It is a happy number.

It is a super-2 number, since 2×53489582648² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3474488 + ... + 3489848.

It is an arithmetic number, because the mean of its divisors is an integer number (1705182000).

Almost surely, 2^53489582648 is an apocalyptic number.

It is an amenable number.

53489582648 is an abundant number, since it is smaller than the sum of its proper divisors (55642065352).

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

53489582648 is a wasteful number, since it uses less digits than its factorization.

53489582648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16156 (or 16152 counting only the distinct ones).

The product of its digits is 66355200, while the sum is 62.

The spelling of 53489582648 in words is "fifty-three billion, four hundred eighty-nine million, five hundred eighty-two thousand, six hundred forty-eight".