613375500 has 144 divisors (see below), whose sum is σ = 1869600096. Its totient is φ = 156252800.

The previous prime is 613375493. The next prime is 613375501. The reversal of 613375500 is 5573316.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (613375501) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 793114 + ... + 793886.

It is an arithmetic number, because the mean of its divisors is an integer number (12983334).

Almost surely, 2^613375500 is an apocalyptic number.

613375500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 613375500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (934800048).

613375500 is an abundant number, since it is smaller than the sum of its proper divisors (1256224596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

613375500 is a wasteful number, since it uses less digits than its factorization.

613375500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841 (or 806 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 613375500 is about 24766.4187964267. The cubic root of 613375500 is about 849.6540691523.

The spelling of 613375500 in words is "six hundred thirteen million, three hundred seventy-five thousand, five hundred".