1152464220465 has 16 divisors (see below), whose sum is σ = 1864661212800. Its totient is φ = 607741430912.

The previous prime is 1152464220451. The next prime is 1152464220491. The reversal of 1152464220465 is 5640224642511.

It is a cyclic number.

It is not a de Polignac number, because 1152464220465 - 2¹⁹ = 1152463696177 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431633205 + ... + 431635874.

It is an arithmetic number, because the mean of its divisors is an integer number (116541325800).

Almost surely, 2^{1152464220465} is an apocalyptic number.

1152464220465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1152464220465 is a deficient number, since it is larger than the sum of its proper divisors (712196992335).

1152464220465 is an equidigital number, since it uses as much as digits as its factorization.

1152464220465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863269176.

The product of its (nonzero) digits is 460800, while the sum is 42.

Adding to 1152464220465 its reverse (5640224642511), we get a palindrome (6792688862976).

The spelling of 1152464220465 in words is "one trillion, one hundred fifty-two billion, four hundred sixty-four million, two hundred twenty thousand, four hundred sixty-five".