51612010 has 32 divisors (see below), whose sum is σ = 94759632. Its totient is φ = 20236800.

The previous prime is 51612007. The next prime is 51612031. The reversal of 51612010 is 1021615.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 39853969 + 11758041 = 6313^2 + 3429^2 .

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, 138184 + ... + 138556.

Almost surely, 2^51612010 is an apocalyptic number.

51612010 is a deficient number, since it is larger than the sum of its proper divisors (43147622).

51612010 is a wasteful number, since it uses less digits than its factorization.

51612010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 51612010 is about 7184.1499149169. The cubic root of 51612010 is about 372.3204786357.

Adding to 51612010 its reverse (1021615), we get a palindrome (52633625).

The spelling of 51612010 in words is "fifty-one million, six hundred twelve thousand, ten".