55703562240 has 192 divisors, whose sum is σ = 182356574400. Its totient is φ = 14508490752.

The previous prime is 55703562199. The next prime is 55703562263. The reversal of 55703562240 is 4226530755.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (192).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1299876 + ... + 1342044.

It is an arithmetic number, because the mean of its divisors is an integer number (949773825).

Almost surely, 2^55703562240 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 55703562240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91178287200).

55703562240 is an abundant number, since it is smaller than the sum of its proper divisors (126653012160).

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

55703562240 is a wasteful number, since it uses less digits than its factorization.

55703562240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42242 (or 42222 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 39.

The spelling of 55703562240 in words is "fifty-five billion, seven hundred three million, five hundred sixty-two thousand, two hundred forty".