477775798500 has 1152 divisors, whose sum is σ = 1921409538048. Its totient is φ = 90679680000.

The previous prime is 477775798463. The next prime is 477775798543. The reversal of 477775798500 is 5897577774.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1376875327 + ... + 1376875673.

It is an arithmetic number, because the mean of its divisors is an integer number (1667890224).

Almost surely, 2^477775798500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 477775798500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (960704769024).

477775798500 is an abundant number, since it is smaller than the sum of its proper divisors (1443633739548).

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

477775798500 is a wasteful number, since it uses less digits than its factorization.

477775798500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 121010400, while the sum is 66.

The spelling of 477775798500 in words is "four hundred seventy-seven billion, seven hundred seventy-five million, seven hundred ninety-eight thousand, five hundred".