55662396240 has 160 divisors (see below), whose sum is σ = 190508806656. Its totient is φ = 13331284480.

The previous prime is 55662396199. The next prime is 55662396247. The reversal of 55662396240 is 4269326655.

It is a super-2 number, since 2×55662396240² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 55662396240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55662396247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92107 + ... + 346133.

Almost surely, 2^55662396240 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 55662396240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95254403328).

55662396240 is an abundant number, since it is smaller than the sum of its proper divisors (134846410416).

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

55662396240 is a wasteful number, since it uses less digits than its factorization.

55662396240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254137 (or 254131 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 55662396240 in words is "fifty-five billion, six hundred sixty-two million, three hundred ninety-six thousand, two hundred forty".