55601560650 has 96 divisors (see below), whose sum is σ = 143761780800. Its totient is φ = 14208929280.

The previous prime is 55601560591. The next prime is 55601560669. The reversal of 55601560650 is 5606510655.

55601560650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 55601560599 and 55601560608.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 260526 + ... + 423174.

It is an arithmetic number, because the mean of its divisors is an integer number (1497518550).

Almost surely, 2^55601560650 is an apocalyptic number.

55601560650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 55601560650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71880890400).

55601560650 is an abundant number, since it is smaller than the sum of its proper divisors (88160220150).

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

55601560650 is a wasteful number, since it uses less digits than its factorization.

55601560650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162760 (or 162755 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 55601560650 in words is "fifty-five billion, six hundred one million, five hundred sixty thousand, six hundred fifty".