54350221455 has 32 divisors (see below), whose sum is σ = 96635747520. Its totient is φ = 28982845440.

The previous prime is 54350221451. The next prime is 54350221469. The reversal of 54350221455 is 55412205345.

54350221455 is a `hidden beast` number, since 5 + 4 + 3 + 502 + 2 + 145 + 5 = 666.

It is not a de Polignac number, because 54350221455 - 2² = 54350221451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54350221451) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1159759 + ... + 1205711.

It is an arithmetic number, because the mean of its divisors is an integer number (3019867110).

Almost surely, 2^54350221455 is an apocalyptic number.

54350221455 is a deficient number, since it is larger than the sum of its proper divisors (42285526065).

54350221455 is a wasteful number, since it uses less digits than its factorization.

54350221455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54728 (or 54722 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 54350221455 in words is "fifty-four billion, three hundred fifty million, two hundred twenty-one thousand, four hundred fifty-five".