85000005550551 has 64 divisors (see below), whose sum is σ = 152456585895936. Its totient is φ = 40836585369600.

The previous prime is 85000005550541. The next prime is 85000005550583. The reversal of 85000005550551 is 15505550000058.

It is not a de Polignac number, because 85000005550551 - 2¹⁰ = 85000005549527 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85000005550531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 295259670 + ... + 295547411.

It is an arithmetic number, because the mean of its divisors is an integer number (2382134154624).

Almost surely, 2^{85000005550551} is an apocalyptic number.

85000005550551 is a deficient number, since it is larger than the sum of its proper divisors (67456580345385).

85000005550551 is a wasteful number, since it uses less digits than its factorization.

85000005550551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590807152.

The product of its (nonzero) digits is 125000, while the sum is 39.

The spelling of 85000005550551 in words is "eighty-five trillion, five million, five hundred fifty thousand, five hundred fifty-one".