53890004066 has 8 divisors (see below), whose sum is σ = 80836069980. Its totient is φ = 26944647408.

The previous prime is 53890004059. The next prime is 53890004101. The reversal of 53890004066 is 66040009835.

It can be written as a sum of positive squares in 2 ways, for example, as 44070185041 + 9819819025 = 209929^2 + 99095^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 98360 + ... + 342716.

Almost surely, 2^53890004066 is an apocalyptic number.

53890004066 is a deficient number, since it is larger than the sum of its proper divisors (26946065914).

53890004066 is a wasteful number, since it uses less digits than its factorization.

53890004066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354628.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 53890004066 in words is "fifty-three billion, eight hundred ninety million, four thousand, sixty-six".