403052245665 has 16 divisors (see below), whose sum is σ = 658604521728. Its totient is φ = 210387554816.

The previous prime is 403052245639. The next prime is 403052245679. The reversal of 403052245665 is 566542250304.

It is a cyclic number.

It is not a de Polignac number, because 403052245665 - 2⁷ = 403052245537 is a prime.

It is a super-2 number, since 2×403052245665² (a number of 24 digits) contains 22 as substring.

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, 285851952 + ... + 285853361.

It is an arithmetic number, because the mean of its divisors is an integer number (41162782608).

Almost surely, 2^403052245665 is an apocalyptic number.

It is an amenable number.

403052245665 is a deficient number, since it is larger than the sum of its proper divisors (255552276063).

403052245665 is a wasteful number, since it uses less digits than its factorization.

403052245665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571705368.

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 403052245665 its reverse (566542250304), we get a palindrome (969594495969).

The spelling of 403052245665 in words is "four hundred three billion, fifty-two million, two hundred forty-five thousand, six hundred sixty-five".