69549489948 has 24 divisors (see below), whose sum is σ = 162629655552. Its totient is φ = 23133518704.

The previous prime is 69549489913. The next prime is 69549489959. The reversal of 69549489948 is 84998494596.

It is a self number, because there is not a number n which added to its sum of digits gives 69549489948.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 6199740 + ... + 6210947.

It is an arithmetic number, because the mean of its divisors is an integer number (6776235648).

Almost surely, 2^69549489948 is an apocalyptic number.

It is an amenable number.

69549489948 is an abundant number, since it is smaller than the sum of its proper divisors (93080165604).

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

69549489948 is a wasteful number, since it uses less digits than its factorization.

69549489948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12411161 (or 12411159 counting only the distinct ones).

The product of its digits is 806215680, while the sum is 75.

The spelling of 69549489948 in words is "sixty-nine billion, five hundred forty-nine million, four hundred eighty-nine thousand, nine hundred forty-eight".