611425136352 has 96 divisors (see below), whose sum is σ = 1625670950400. Its totient is φ = 201183510528.

The previous prime is 611425136341. The next prime is 611425136359. The reversal of 611425136352 is 253631524116.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 611425136352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611425136359) 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, 62024608 + ... + 62034464.

It is an arithmetic number, because the mean of its divisors is an integer number (16934072400).

Almost surely, 2^611425136352 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 611425136352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (812835475200).

611425136352 is an abundant number, since it is smaller than the sum of its proper divisors (1014245814048).

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

611425136352 is a wasteful number, since it uses less digits than its factorization.

611425136352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18128 (or 18120 counting only the distinct ones).

The product of its digits is 129600, while the sum is 39.

The spelling of 611425136352 in words is "six hundred eleven billion, four hundred twenty-five million, one hundred thirty-six thousand, three hundred fifty-two".