55522444944 has 40 divisors (see below), whose sum is σ = 145044600480. Its totient is φ = 18299531008.

The previous prime is 55522444933. The next prime is 55522444973. The reversal of 55522444944 is 44944422555.

It is a super-2 number, since 2×55522444944² (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 junction number, because it is equal to n+sod(n) for n = 55522444893 and 55522444902.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6494142 + ... + 6502685.

It is an arithmetic number, because the mean of its divisors is an integer number (3626115012).

Almost surely, 2^55522444944 is an apocalyptic number.

It is an amenable number.

55522444944 is an abundant number, since it is smaller than the sum of its proper divisors (89522155536).

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

55522444944 is a wasteful number, since it uses less digits than its factorization.

55522444944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12996927 (or 12996921 counting only the distinct ones).

The product of its digits is 4608000, while the sum is 48.

The spelling of 55522444944 in words is "fifty-five billion, five hundred twenty-two million, four hundred forty-four thousand, nine hundred forty-four".