4350231021344 has 96 divisors (see below), whose sum is σ = 9799671515760. Its totient is φ = 1889692225536.

The previous prime is 4350231021317. The next prime is 4350231021349. The reversal of 4350231021344 is 4431201320534.

It can be written as a sum of positive squares in 8 ways, for example, as 841277852944 + 3508953168400 = 917212^2 + 1873220^2 .

It is a super-2 number, since 2×4350231021344² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 4350231021344.

It is not an unprimeable number, because it can be changed into a prime (4350231021349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 979562 + ... + 3108054.

Almost surely, 2^{4350231021344} 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 4350231021344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4899835757880).

4350231021344 is an abundant number, since it is smaller than the sum of its proper divisors (5449440494416).

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

4350231021344 is a wasteful number, since it uses less digits than its factorization.

4350231021344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128567 (or 2128525 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 4350231021344 its reverse (4431201320534), we get a palindrome (8781432341878).

The spelling of 4350231021344 in words is "four trillion, three hundred fifty billion, two hundred thirty-one million, twenty-one thousand, three hundred forty-four".