7476550380 has 288 divisors, whose sum is σ = 25159889664. Its totient is φ = 1785618432.

The previous prime is 7476550307. The next prime is 7476550399. The reversal of 7476550380 is 830556747.

7476550380 is a `hidden beast` number, since 7 + 4 + 7 + 65 + 503 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 95 ways as a sum of consecutive naturals, for example, 17266644 + ... + 17267076.

It is an arithmetic number, because the mean of its divisors is an integer number (87360728).

Almost surely, 2^7476550380 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 7476550380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12579944832).

7476550380 is an abundant number, since it is smaller than the sum of its proper divisors (17683339284).

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

7476550380 is a wasteful number, since it uses less digits than its factorization.

7476550380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665 (or 660 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The square root of 7476550380 is about 86467.0479431326. The cubic root of 7476550380 is about 1955.3916427672.

The spelling of 7476550380 in words is "seven billion, four hundred seventy-six million, five hundred fifty thousand, three hundred eighty".