3119500040 has 16 divisors (see below), whose sum is σ = 7018875180. Its totient is φ = 1247800000.

The previous prime is 3119499937. The next prime is 3119500061. The reversal of 3119500040 is 400059113.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3049911076 + 69588964 = 55226^2 + 8342^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3119499979 and 3119500015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38993711 + ... + 38993790.

Almost surely, 2^3119500040 is an apocalyptic number.

It is an amenable number.

3119500040 is an abundant number, since it is smaller than the sum of its proper divisors (3899375140).

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

3119500040 is a wasteful number, since it uses less digits than its factorization.

3119500040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77987512 (or 77987508 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 3119500040 is about 55852.4846358692. The cubic root of 3119500040 is about 1461.1506597982.

Adding to 3119500040 its reverse (400059113), we get a palindrome (3519559153).

The spelling of 3119500040 in words is "three billion, one hundred nineteen million, five hundred thousand, forty".