5641551465 has 16 divisors (see below), whose sum is σ = 9847071936. Its totient is φ = 2735297600.

The previous prime is 5641551463. The next prime is 5641551563.

5641551465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5641551465 - 2¹ = 5641551463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5641551463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17095446 + ... + 17095775.

It is an arithmetic number, because the mean of its divisors is an integer number (615441996).

Almost surely, 2^5641551465 is an apocalyptic number.

5641551465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5641551465 is a deficient number, since it is larger than the sum of its proper divisors (4205520471).

5641551465 is a wasteful number, since it uses less digits than its factorization.

5641551465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34191240.

The product of its digits is 360000, while the sum is 42.

The square root of 5641551465 is about 75110.2620485377. The cubic root of 5641551465 is about 1780.1892936130.

It can be divided in two parts, 56415 and 51465, that added together give a triangular number (107880 = T₄₆₄).

The spelling of 5641551465 in words is "five billion, six hundred forty-one million, five hundred fifty-one thousand, four hundred sixty-five".