611055562560 has 224 divisors, whose sum is σ = 2003847859200. Its totient is φ = 157600235520.

The previous prime is 611055562517. The next prime is 611055562567. The reversal of 611055562560 is 65265550116.

611055562560 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611055562567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62163726 + ... + 62173554.

Almost surely, 2^611055562560 is an apocalyptic number.

611055562560 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 611055562560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1001923929600).

611055562560 is an abundant number, since it is smaller than the sum of its proper divisors (1392792296640).

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

611055562560 is a wasteful number, since it uses less digits than its factorization.

611055562560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11969 (or 11959 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 611055562560 in words is "six hundred eleven billion, fifty-five million, five hundred sixty-two thousand, five hundred sixty".