54013525533 has 18 divisors (see below), whose sum is σ = 85757013342. Its totient is φ = 32735469360.

The previous prime is 54013525507. The next prime is 54013525549. The reversal of 54013525533 is 33552531045.

54013525533 is a `hidden beast` number, since 5 + 40 + 13 + 52 + 553 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 47020886649 + 6992638884 = 216843^2 + 83622^2 .

It is not a de Polignac number, because 54013525533 - 2¹² = 54013521437 is a prime.

It is a super-3 number, since 3×54013525533³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54013526533) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 24798510 + ... + 24800687.

It is an arithmetic number, because the mean of its divisors is an integer number (4764278519).

Almost surely, 2^54013525533 is an apocalyptic number.

It is an amenable number.

54013525533 is a deficient number, since it is larger than the sum of its proper divisors (31743487809).

54013525533 is a wasteful number, since it uses less digits than its factorization.

54013525533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49599225 (or 49599211 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

The spelling of 54013525533 in words is "fifty-four billion, thirteen million, five hundred twenty-five thousand, five hundred thirty-three".