65211116 has 36 divisors (see below), whose sum is σ = 127650600. Its totient is φ = 29062656.

The previous prime is 65211109. The next prime is 65211127. The reversal of 65211116 is 61111256.

It is a junction number, because it is equal to n+sod(n) for n = 65211091 and 65211100.

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, 20480 + ... + 23448.

It is an arithmetic number, because the mean of its divisors is an integer number (3545850).

Almost surely, 2^65211116 is an apocalyptic number.

It is an amenable number.

65211116 is a deficient number, since it is larger than the sum of its proper divisors (62439484).

65211116 is a wasteful number, since it uses less digits than its factorization.

65211116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026 (or 3007 counting only the distinct ones).

The product of its digits is 360, while the sum is 23.

The square root of 65211116 is about 8075.3399928424. The cubic root of 65211116 is about 402.5074077569.

The spelling of 65211116 in words is "sixty-five million, two hundred eleven thousand, one hundred sixteen".