54466221525 has 24 divisors (see below), whose sum is σ = 90065765184. Its totient is φ = 29043830400.

The previous prime is 54466221413. The next prime is 54466221533. The reversal of 54466221525 is 52512266445.

It is a happy number.

It is not a de Polignac number, because 54466221525 - 2²¹ = 54464124373 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 419992 + ... + 534158.

It is an arithmetic number, because the mean of its divisors is an integer number (3752740216).

Almost surely, 2^54466221525 is an apocalyptic number.

It is an amenable number.

54466221525 is a deficient number, since it is larger than the sum of its proper divisors (35599543659).

54466221525 is a wasteful number, since it uses less digits than its factorization.

54466221525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120541 (or 120536 counting only the distinct ones).

The product of its digits is 576000, while the sum is 42.

The spelling of 54466221525 in words is "fifty-four billion, four hundred sixty-six million, two hundred twenty-one thousand, five hundred twenty-five".