53905396898 has 12 divisors (see below), whose sum is σ = 82878350370. Its totient is φ = 26295313920.

The previous prime is 53905396847. The next prime is 53905396957. The reversal of 53905396898 is 89869350935.

It can be written as a sum of positive squares in 3 ways, for example, as 20037251809 + 33868145089 = 141553^2 + 184033^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8013503 + ... + 8020226.

Almost surely, 2^53905396898 is an apocalyptic number.

53905396898 is a deficient number, since it is larger than the sum of its proper divisors (28972953472).

53905396898 is a wasteful number, since it uses less digits than its factorization.

53905396898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16033813 (or 16033772 counting only the distinct ones).

The product of its (nonzero) digits is 62985600, while the sum is 65.

The spelling of 53905396898 in words is "fifty-three billion, nine hundred five million, three hundred ninety-six thousand, eight hundred ninety-eight".