3115040032 has 48 divisors (see below), whose sum is σ = 6615508032. Its totient is φ = 1435311360.

The previous prime is 3115040023. The next prime is 3115040059. The reversal of 3115040032 is 2300405113.

It is a super-2 number, since 2×3115040032² = 19406948801925122048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3115039991 and 3115040009.

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 7 ways as a sum of consecutive naturals, for example, 256563 + ... + 268429.

It is an arithmetic number, because the mean of its divisors is an integer number (137823084).

Almost surely, 2^3115040032 is an apocalyptic number.

3115040032 is a gapful number since it is divisible by the number (32) 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 3115040032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3307754016).

3115040032 is an abundant number, since it is smaller than the sum of its proper divisors (3500468000).

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

3115040032 is a wasteful number, since it uses less digits than its factorization.

3115040032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12521 (or 12513 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 3115040032 is about 55812.5436797142. The cubic root of 3115040032 is about 1460.4539827965.

Adding to 3115040032 its reverse (2300405113), we get a palindrome (5415445145).

The spelling of 3115040032 in words is "three billion, one hundred fifteen million, forty thousand, thirty-two".