462164633641 has 4 divisors (see below), whose sum is σ = 462436977492. Its totient is φ = 461892289792.

The previous prime is 462164633621. The next prime is 462164633653. The reversal of 462164633641 is 146336461264.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 452351750041 + 9812883600 = 672571^2 + 99060^2 .

It is a cyclic number.

It is not a de Polignac number, because 462164633641 - 2⁹ = 462164633129 is a prime.

It is a super-2 number, since 2×462164633641² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 462164633591 and 462164633600.

It is not an unprimeable number, because it can be changed into a prime (462164633621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136169380 + ... + 136172773.

It is an arithmetic number, because the mean of its divisors is an integer number (115609244373).

Almost surely, 2^462164633641 is an apocalyptic number.

It is an amenable number.

462164633641 is a deficient number, since it is larger than the sum of its proper divisors (272343851).

462164633641 is a wasteful number, since it uses less digits than its factorization.

462164633641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272343850.

The product of its digits is 1492992, while the sum is 46.

The spelling of 462164633641 in words is "four hundred sixty-two billion, one hundred sixty-four million, six hundred thirty-three thousand, six hundred forty-one".