54020455533 has 24 divisors (see below), whose sum is σ = 85138294176. Its totient is φ = 32733842400.

The previous prime is 54020455523. The next prime is 54020455537. The reversal of 54020455533 is 33555402045.

54020455533 is a `hidden beast` number, since 5 + 40 + 20 + 45 + 553 + 3 = 666.

It is not a de Polignac number, because 54020455533 - 2⁸ = 54020455277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54020455537) 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, 547143 + ... + 638283.

It is an arithmetic number, because the mean of its divisors is an integer number (3547428924).

Almost surely, 2^54020455533 is an apocalyptic number.

It is an amenable number.

54020455533 is a deficient number, since it is larger than the sum of its proper divisors (31117838643).

54020455533 is a wasteful number, since it uses less digits than its factorization.

54020455533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97145 (or 97142 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

Adding to 54020455533 its reverse (33555402045), we get a palindrome (87575857578).

The spelling of 54020455533 in words is "fifty-four billion, twenty million, four hundred fifty-five thousand, five hundred thirty-three".