51101606 has 16 divisors (see below), whose sum is σ = 78657264. Its totient is φ = 24891264.

The previous prime is 51101597. The next prime is 51101647. The reversal of 51101606 is 60610115.

It is a happy number.

It is a super-2 number, since 2×51101606² = 5222748271558472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10010 + ... + 14226.

It is an arithmetic number, because the mean of its divisors is an integer number (4916079).

Almost surely, 2^51101606 is an apocalyptic number.

51101606 is a deficient number, since it is larger than the sum of its proper divisors (27555658).

51101606 is a wasteful number, since it uses less digits than its factorization.

51101606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4375.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 51101606 is about 7148.5387317969. The cubic root of 51101606 is about 371.0890872292.

The spelling of 51101606 in words is "fifty-one million, one hundred one thousand, six hundred six".