613861485 has 16 divisors (see below), whose sum is σ = 989915136. Its totient is φ = 324813888.

The previous prime is 613861459. The next prime is 613861489. The reversal of 613861485 is 584168316.

It is not a de Polignac number, because 613861485 - 2⁸ = 613861229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613861489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159214 + ... + 163023.

It is an arithmetic number, because the mean of its divisors is an integer number (61869696).

Almost surely, 2^613861485 is an apocalyptic number.

It is an amenable number.

613861485 is a deficient number, since it is larger than the sum of its proper divisors (376053651).

613861485 is a wasteful number, since it uses less digits than its factorization.

613861485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322372.

The product of its digits is 138240, while the sum is 42.

The square root of 613861485 is about 24776.2282238439. The cubic root of 613861485 is about 849.8784070590.

The spelling of 613861485 in words is "six hundred thirteen million, eight hundred sixty-one thousand, four hundred eighty-five".