1465275305663 has 24 divisors (see below), whose sum is σ = 1683789706368. Its totient is φ = 1267290118656.

The previous prime is 1465275305617. The next prime is 1465275305671. The reversal of 1465275305663 is 3665035725641.

It is a de Polignac number, because none of the positive numbers 2^k-1465275305663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1465275305603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36656 + ... + 1712277.

It is an arithmetic number, because the mean of its divisors is an integer number (70157904432).

Almost surely, 2^{1465275305663} is an apocalyptic number.

1465275305663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1465275305663 is a deficient number, since it is larger than the sum of its proper divisors (218514400705).

1465275305663 is a wasteful number, since it uses less digits than its factorization.

1465275305663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749203 (or 1749186 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 53.

The spelling of 1465275305663 in words is "one trillion, four hundred sixty-five billion, two hundred seventy-five million, three hundred five thousand, six hundred sixty-three".