611315375000 has 224 divisors, whose sum is σ = 1569523659840. Its totient is φ = 221370000000.

The previous prime is 611315374979. The next prime is 611315375003. The reversal of 611315375000 is 573513116.

611315375000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×611315375000² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611315375003) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 389124215 + ... + 389125785.

Almost surely, 2^611315375000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611315375000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (784761829920).

611315375000 is an abundant number, since it is smaller than the sum of its proper divisors (958208284840).

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

611315375000 is a wasteful number, since it uses less digits than its factorization.

611315375000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901 (or 1872 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 32.

Adding to 611315375000 its reverse (573513116), we get a palindrome (611888888116).

The spelling of 611315375000 in words is "six hundred eleven billion, three hundred fifteen million, three hundred seventy-five thousand".