7148783530 has 64 divisors (see below), whose sum is σ = 14871732480. Its totient is φ = 2423499264.

The previous prime is 7148783429. The next prime is 7148783563. The reversal of 7148783530 is 353878417.

It is a super-2 number, since 2×7148783530² (a number of 21 digits) contains 22 as substring.

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, 6919894 + ... + 6920926.

It is an arithmetic number, because the mean of its divisors is an integer number (232370820).

Almost surely, 2^7148783530 is an apocalyptic number.

7148783530 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

7148783530 is an abundant number, since it is smaller than the sum of its proper divisors (7722948950).

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

7148783530 is a wasteful number, since it uses less digits than its factorization.

7148783530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2063.

The product of its (nonzero) digits is 564480, while the sum is 46.

The square root of 7148783530 is about 84550.4791825570. The cubic root of 7148783530 is about 1926.3892623853.

The spelling of 7148783530 in words is "seven billion, one hundred forty-eight million, seven hundred eighty-three thousand, five hundred thirty".