2516421032 has 32 divisors (see below), whose sum is σ = 4873555200. Its totient is φ = 1216857600.

The previous prime is 2516421029. The next prime is 2516421091. The reversal of 2516421032 is 2301246152.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2516420992 and 2516421010.

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, 747032 + ... + 750392.

It is an arithmetic number, because the mean of its divisors is an integer number (152298600).

Almost surely, 2^2516421032 is an apocalyptic number.

It is an amenable number.

2516421032 is a deficient number, since it is larger than the sum of its proper divisors (2357134168).

2516421032 is a wasteful number, since it uses less digits than its factorization.

2516421032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6417 (or 6413 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2516421032 is about 50163.9415516763. The cubic root of 2516421032 is about 1360.1738950075.

Adding to 2516421032 its reverse (2301246152), we get a palindrome (4817667184).

The spelling of 2516421032 in words is "two billion, five hundred sixteen million, four hundred twenty-one thousand, thirty-two".