55022331040 has 96 divisors (see below), whose sum is σ = 141550416000. Its totient is φ = 20131550208.

The previous prime is 55022331029. The next prime is 55022331061. The reversal of 55022331040 is 4013322055.

It is a junction number, because it is equal to n+sod(n) for n = 55022330996 and 55022331014.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223900 + ... + 400219.

It is an arithmetic number, because the mean of its divisors is an integer number (1474483500).

Almost surely, 2^55022331040 is an apocalyptic number.

It is an amenable number.

55022331040 is an abundant number, since it is smaller than the sum of its proper divisors (86528084960).

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

55022331040 is a wasteful number, since it uses less digits than its factorization.

55022331040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624182 (or 624174 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 55022331040 its reverse (4013322055), we get a palindrome (59035653095).

The spelling of 55022331040 in words is "fifty-five billion, twenty-two million, three hundred thirty-one thousand, forty".