1356650065 has 64 divisors (see below), whose sum is σ = 1889879040. Its totient is φ = 928419840.

The previous prime is 1356650059. The next prime is 1356650069. The reversal of 1356650065 is 5600566531.

It is a happy number.

It is not a de Polignac number, because 1356650065 - 2⁷ = 1356649937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1356650069) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4630059 + ... + 4630351.

It is an arithmetic number, because the mean of its divisors is an integer number (29529360).

Almost surely, 2^1356650065 is an apocalyptic number.

It is an amenable number.

1356650065 is a deficient number, since it is larger than the sum of its proper divisors (533228975).

1356650065 is a wasteful number, since it uses less digits than its factorization.

1356650065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442.

The product of its (nonzero) digits is 81000, while the sum is 37.

The square root of 1356650065 is about 36832.7308925092. The cubic root of 1356650065 is about 1107.0212222906.

The spelling of 1356650065 in words is "one billion, three hundred fifty-six million, six hundred fifty thousand, sixty-five".