465691537485 has 12 divisors (see below), whose sum is σ = 807198665052. Its totient is φ = 248368819968.

The previous prime is 465691537483. The next prime is 465691537517. The reversal of 465691537485 is 584735196564.

It is a happy number.

465691537485 is a `hidden beast` number, since 4 + 6 + 5 + 6 + 91 + 537 + 4 + 8 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 239711097609 + 225980439876 = 489603^2 + 475374^2 .

It is not a de Polignac number, because 465691537485 - 2¹ = 465691537483 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465691537483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5174350372 + ... + 5174350461.

It is an arithmetic number, because the mean of its divisors is an integer number (67266555421).

Almost surely, 2^465691537485 is an apocalyptic number.

465691537485 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

465691537485 is a deficient number, since it is larger than the sum of its proper divisors (341507127567).

465691537485 is a wasteful number, since it uses less digits than its factorization.

465691537485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10348700844 (or 10348700841 counting only the distinct ones).

The product of its digits is 108864000, while the sum is 63.

The spelling of 465691537485 in words is "four hundred sixty-five billion, six hundred ninety-one million, five hundred thirty-seven thousand, four hundred eighty-five".