1416561516 has 36 divisors (see below), whose sum is σ = 3791386872. Its totient is φ = 444411264.

The previous prime is 1416561457. The next prime is 1416561527. The reversal of 1416561516 is 6151656141.

1416561516 is a `hidden beast` number, since 1 + 41 + 6 + 561 + 51 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1416561516² = 4013293057224436512, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 1156710 + ... + 1157933.

It is an arithmetic number, because the mean of its divisors is an integer number (105316302).

Almost surely, 2^1416561516 is an apocalyptic number.

It is an amenable number.

1416561516 is an abundant number, since it is smaller than the sum of its proper divisors (2374825356).

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

1416561516 is a wasteful number, since it uses less digits than its factorization.

1416561516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314670 (or 2314665 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 1416561516 is about 37637.2357645989. The cubic root of 1416561516 is about 1123.0828955242.

The spelling of 1416561516 in words is "one billion, four hundred sixteen million, five hundred sixty-one thousand, five hundred sixteen".