54475921500 has 1152 divisors, whose sum is σ = 222859413504. Its totient is φ = 10160640000.

The previous prime is 54475921471. The next prime is 54475921523. The reversal of 54475921500 is 512957445.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 746245464 + ... + 746245536.

It is an arithmetic number, because the mean of its divisors is an integer number (193454352).

Almost surely, 2^54475921500 is an apocalyptic number.

54475921500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54475921500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111429706752).

54475921500 is an abundant number, since it is smaller than the sum of its proper divisors (168383492004).

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

54475921500 is a wasteful number, since it uses less digits than its factorization.

54475921500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 42.

The spelling of 54475921500 in words is "fifty-four billion, four hundred seventy-five million, nine hundred twenty-one thousand, five hundred".