7149350656 has 36 divisors (see below), whose sum is σ = 16309460272. Its totient is φ = 3064006656.

The previous prime is 7149350591. The next prime is 7149350683. The reversal of 7149350656 is 6560539417.

It is a super-2 number, since 2×7149350656² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1993005 + ... + 1996588.

Almost surely, 2^7149350656 is an apocalyptic number.

It is an amenable number.

7149350656 is an abundant number, since it is smaller than the sum of its proper divisors (9160109616).

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

7149350656 is an equidigital number, since it uses as much as digits as its factorization.

7149350656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3989616 (or 3989602 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 46.

The square root of 7149350656 is about 84553.8328876935. The cubic root of 7149350656 is about 1926.4402023596.

The spelling of 7149350656 in words is "seven billion, one hundred forty-nine million, three hundred fifty thousand, six hundred fifty-six".