2516410040 has 64 divisors (see below), whose sum is σ = 6201748800. Its totient is φ = 914679808.

The previous prime is 2516410021. The next prime is 2516410063. The reversal of 2516410040 is 400146152.

It is a junction number, because it is equal to n+sod(n) for n = 2516409988 and 2516410015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44084 + ... + 83523.

It is an arithmetic number, because the mean of its divisors is an integer number (96902325).

Almost surely, 2^2516410040 is an apocalyptic number.

2516410040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2516410040 is an abundant number, since it is smaller than the sum of its proper divisors (3685338760).

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

2516410040 is a wasteful number, since it uses less digits than its factorization.

2516410040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127664 (or 127660 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2516410040 is about 50163.8319907879. The cubic root of 2516410040 is about 1360.1719145423.

Adding to 2516410040 its reverse (400146152), we get a palindrome (2916556192).

The spelling of 2516410040 in words is "two billion, five hundred sixteen million, four hundred ten thousand, forty".