55602344560 has 160 divisors (see below), whose sum is σ = 149539571712. Its totient is φ = 18832926720.

The previous prime is 55602344549. The next prime is 55602344561. The reversal of 55602344560 is 6544320655.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55602344561) 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, 25824444 + ... + 25826596.

Almost surely, 2^55602344560 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 55602344560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74769785856).

55602344560 is an abundant number, since it is smaller than the sum of its proper divisors (93937227152).

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

55602344560 is a wasteful number, since it uses less digits than its factorization.

55602344560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2711 (or 2705 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 55602344560 in words is "fifty-five billion, six hundred two million, three hundred forty-four thousand, five hundred sixty".