4977555450 has 192 divisors, whose sum is σ = 14368604160. Its totient is φ = 1116944640.

The previous prime is 4977555433. The next prime is 4977555461. The reversal of 4977555450 is 545557794.

It is a junction number, because it is equal to n+sod(n) for n = 4977555393 and 4977555402.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21735936 + ... + 21736164.

It is an arithmetic number, because the mean of its divisors is an integer number (74836480).

Almost surely, 2^4977555450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4977555450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7184302080).

4977555450 is an abundant number, since it is smaller than the sum of its proper divisors (9391048710).

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

4977555450 is a wasteful number, since it uses less digits than its factorization.

4977555450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 4410000, while the sum is 51.

The square root of 4977555450 is about 70551.7926774366. The cubic root of 4977555450 is about 1707.4134658858.

The spelling of 4977555450 in words is "four billion, nine hundred seventy-seven million, five hundred fifty-five thousand, four hundred fifty".