2516213610 has 24 divisors (see below), whose sum is σ = 6542155620. Its totient is φ = 670990272.

The previous prime is 2516213603. The next prime is 2516213633. The reversal of 2516213610 is 163126152.

2516213610 is a `hidden beast` number, since 2 + 5 + 1 + 621 + 36 + 1 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2297380761 + 218832849 = 47931^2 + 14793^2 .

It is a super-2 number, since 2×2516213610² = 12662661862298464200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13978875 + ... + 13979054.

Almost surely, 2^2516213610 is an apocalyptic number.

2516213610 is an abundant number, since it is smaller than the sum of its proper divisors (4025942010).

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

2516213610 is a wasteful number, since it uses less digits than its factorization.

2516213610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27957942 (or 27957939 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2516213610 is about 50161.8740678615. The cubic root of 2516213610 is about 1360.1365221225.

Adding to 2516213610 its reverse (163126152), we get a palindrome (2679339762).

The spelling of 2516213610 in words is "two billion, five hundred sixteen million, two hundred thirteen thousand, six hundred ten".