4351275648 has 96 divisors (see below), whose sum is σ = 12540764340. Its totient is φ = 1448165376.

The previous prime is 4351275629. The next prime is 4351275653. The reversal of 4351275648 is 8465721534.

4351275648 is a `hidden beast` number, since 4 + 3 + 512 + 75 + 64 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3736632384 + 614643264 = 61128^2 + 24792^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 841840 + ... + 846992.

Almost surely, 2^4351275648 is an apocalyptic number.

4351275648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4351275648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6270382170).

4351275648 is an abundant number, since it is smaller than the sum of its proper divisors (8189488692).

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

4351275648 is a wasteful number, since it uses less digits than its factorization.

4351275648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5906 (or 5891 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 4351275648 is about 65964.1997450132. The cubic root of 4351275648 is about 1632.5714550107.

The spelling of 4351275648 in words is "four billion, three hundred fifty-one million, two hundred seventy-five thousand, six hundred forty-eight".