5818890725554 has 8 divisors (see below), whose sum is σ = 8765796758940. Its totient is φ = 2896958472576.

The previous prime is 5818890725509. The next prime is 5818890725617. The reversal of 5818890725554 is 4555270988185.

It can be written as a sum of positive squares in 2 ways, for example, as 5674853018025 + 144037707529 = 2382195^2 + 379523^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 5818890725554.

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 3 ways as a sum of consecutive naturals, for example, 6243444519 + ... + 6243445450.

Almost surely, 2^{5818890725554} is an apocalyptic number.

5818890725554 is a deficient number, since it is larger than the sum of its proper divisors (2946906033386).

5818890725554 is a wasteful number, since it uses less digits than its factorization.

5818890725554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12486890204.

The product of its (nonzero) digits is 161280000, while the sum is 67.

The spelling of 5818890725554 in words is "five trillion, eight hundred eighteen billion, eight hundred ninety million, seven hundred twenty-five thousand, five hundred fifty-four".