54591000550 has 24 divisors (see below), whose sum is σ = 103699675296. Its totient is φ = 21371795040.

The previous prime is 54591000533. The next prime is 54591000557. The reversal of 54591000550 is 5500019545.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54591000557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11612757 + ... + 11617456.

It is an arithmetic number, because the mean of its divisors is an integer number (4320819804).

Almost surely, 2^54591000550 is an apocalyptic number.

54591000550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54591000550 is a deficient number, since it is larger than the sum of its proper divisors (49108674746).

54591000550 is a wasteful number, since it uses less digits than its factorization.

54591000550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23230272 (or 23230267 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 34.

It can be divided in two parts, 5459 and 1000550, that added together give a square (1006009 = 1003²).

The spelling of 54591000550 in words is "fifty-four billion, five hundred ninety-one million, five hundred fifty", and thus it is an aban number.