2516142604 has 12 divisors (see below), whose sum is σ = 4404030904. Its totient is φ = 1257848064.

The previous prime is 2516142599. The next prime is 2516142641. The reversal of 2516142604 is 4062416152.

It is a happy number.

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, 29022 + ... + 76645.

Almost surely, 2^2516142604 is an apocalyptic number.

It is an amenable number.

2516142604 is a deficient number, since it is larger than the sum of its proper divisors (1887888300).

2516142604 is a wasteful number, since it uses less digits than its factorization.

2516142604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111624 (or 111622 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2516142604 is about 50161.1662942560. The cubic root of 2516142604 is about 1360.1237279302.

Adding to 2516142604 its reverse (4062416152), we get a palindrome (6578558756).

The spelling of 2516142604 in words is "two billion, five hundred sixteen million, one hundred forty-two thousand, six hundred four".