185020003359 has 8 divisors (see below), whose sum is σ = 274103708720. Its totient is φ = 123346668888.

The previous prime is 185020003339. The next prime is 185020003409. The reversal of 185020003359 is 953300020581.

It is not a de Polignac number, because 185020003359 - 2²¹ = 185017906207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (185020003339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3426296332 + ... + 3426296385.

It is an arithmetic number, because the mean of its divisors is an integer number (34262963590).

Almost surely, 2^185020003359 is an apocalyptic number.

185020003359 is a deficient number, since it is larger than the sum of its proper divisors (89083705361).

185020003359 is an equidigital number, since it uses as much as digits as its factorization.

185020003359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6852592726 (or 6852592720 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 185020003359 in words is "one hundred eighty-five billion, twenty million, three thousand, three hundred fifty-nine".