7547379882 has 64 divisors (see below), whose sum is σ = 17630555904. Its totient is φ = 2109219840.

The previous prime is 7547379863. The next prime is 7547379901. The reversal of 7547379882 is 2889737457.

It is an interprime number because it is at equal distance from previous prime (7547379863) and next prime (7547379901).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 745132 + ... + 755192.

It is an arithmetic number, because the mean of its divisors is an integer number (275477436).

Almost surely, 2^7547379882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7547379882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8815277952).

7547379882 is an abundant number, since it is smaller than the sum of its proper divisors (10083176022).

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

7547379882 is a wasteful number, since it uses less digits than its factorization.

7547379882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10463.

The product of its digits is 23708160, while the sum is 60.

The square root of 7547379882 is about 86875.6575917558. The cubic root of 7547379882 is about 1961.5470814891.

The spelling of 7547379882 in words is "seven billion, five hundred forty-seven million, three hundred seventy-nine thousand, eight hundred eighty-two".