54055322505 has 24 divisors (see below), whose sum is σ = 93714658440. Its totient is φ = 28823731200.

The previous prime is 54055322479. The next prime is 54055322509. The reversal of 54055322505 is 50522355045.

54055322505 is a `hidden beast` number, since 54 + 0 + 553 + 2 + 2 + 50 + 5 = 666.

54055322505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6564888576 + 47490433929 = 81024^2 + 217923^2 .

It is not a de Polignac number, because 54055322505 - 2¹¹ = 54055320457 is a prime.

It is a super-2 number, since 2×54055322505² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54055322505.

It is not an unprimeable number, because it can be changed into a prime (54055322509) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111801 + ... + 347289.

It is an arithmetic number, because the mean of its divisors is an integer number (3904777435).

Almost surely, 2^54055322505 is an apocalyptic number.

It is an amenable number.

54055322505 is a deficient number, since it is larger than the sum of its proper divisors (39659335935).

54055322505 is a wasteful number, since it uses less digits than its factorization.

54055322505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240601 (or 240598 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 36.

The spelling of 54055322505 in words is "fifty-four billion, fifty-five million, three hundred twenty-two thousand, five hundred five".