54261121632 has 48 divisors (see below), whose sum is σ = 143288393472. Its totient is φ = 17978729600.

The previous prime is 54261121571. The next prime is 54261121643. The reversal of 54261121632 is 23612116245.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 54261121593 and 54261121602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1676244 + ... + 1708307.

It is an arithmetic number, because the mean of its divisors is an integer number (2985174864).

Almost surely, 2^54261121632 is an apocalyptic number.

It is an amenable number.

54261121632 is an abundant number, since it is smaller than the sum of its proper divisors (89027271840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54261121632 is a wasteful number, since it uses less digits than its factorization.

54261121632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3384731 (or 3384723 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

Adding to 54261121632 its reverse (23612116245), we get a palindrome (77873237877).

The spelling of 54261121632 in words is "fifty-four billion, two hundred sixty-one million, one hundred twenty-one thousand, six hundred thirty-two".