3858555485 has 8 divisors (see below), whose sum is σ = 4631393976. Its totient is φ = 3086092800.

The previous prime is 3858555479. The next prime is 3858555487. The reversal of 3858555485 is 5845558583.

It can be written as a sum of positive squares in 4 ways, for example, as 299359204 + 3559196281 = 17302^2 + 59659^2 .

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

It is not a de Polignac number, because 3858555485 - 2¹⁰ = 3858554461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3858555485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3858555487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70844 + ... + 112853.

It is an arithmetic number, because the mean of its divisors is an integer number (578924247).

Almost surely, 2^3858555485 is an apocalyptic number.

It is an amenable number.

3858555485 is a deficient number, since it is larger than the sum of its proper divisors (772838491).

3858555485 is a wasteful number, since it uses less digits than its factorization.

3858555485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187903.

The product of its digits is 19200000, while the sum is 56.

The square root of 3858555485 is about 62117.2720344350. The cubic root of 3858555485 is about 1568.4653055855.

The spelling of 3858555485 in words is "three billion, eight hundred fifty-eight million, five hundred fifty-five thousand, four hundred eighty-five".