3643264623463 has 16 divisors (see below), whose sum is σ = 3815043252480. Its totient is φ = 3475126828800.

The previous prime is 3643264623457. The next prime is 3643264623473.

It is a happy number.

3643264623463 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 3643264623463 - 2¹³ = 3643264615271 is a prime.

It is a super-2 number, since 2×3643264623463² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3643264623463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3643264623473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1208208 + ... + 2957413.

It is an arithmetic number, because the mean of its divisors is an integer number (238440203280).

Almost surely, 2^{3643264623463} is an apocalyptic number.

3643264623463 is a deficient number, since it is larger than the sum of its proper divisors (171778629017).

3643264623463 is a wasteful number, since it uses less digits than its factorization.

3643264623463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4166058.

The product of its digits is 26873856, while the sum is 52.

The spelling of 3643264623463 in words is "three trillion, six hundred forty-three billion, two hundred sixty-four million, six hundred twenty-three thousand, four hundred sixty-three".