4345011312 has 40 divisors (see below), whose sum is σ = 11246728080. Its totient is φ = 1445483520.

The previous prime is 4345011311. The next prime is 4345011331. The reversal of 4345011312 is 2131105434.

It is a happy number.

It is a super-2 number, since 2×4345011312² = 37758246602815922688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345011311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64489 + ... + 113352.

It is an arithmetic number, because the mean of its divisors is an integer number (281168202).

Almost surely, 2^4345011312 is an apocalyptic number.

It is an amenable number.

4345011312 is an abundant number, since it is smaller than the sum of its proper divisors (6901716768).

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

4345011312 is a wasteful number, since it uses less digits than its factorization.

4345011312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178361 (or 178355 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 4345011312 is about 65916.6997960304. The cubic root of 4345011312 is about 1631.7876321606.

Adding to 4345011312 its reverse (2131105434), we get a palindrome (6476116746).

The spelling of 4345011312 in words is "four billion, three hundred forty-five million, eleven thousand, three hundred twelve".