3678465567533 has 4 divisors (see below), whose sum is σ = 3678604734780. Its totient is φ = 3678326400288.

The previous prime is 3678465567523. The next prime is 3678465567541. The reversal of 3678465567533 is 3357655648763.

3678465567533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1550490664969 + 2127974902564 = 1245187^2 + 1458758^2 .

It is a cyclic number.

It is not a de Polignac number, because 3678465567533 - 2¹⁴ = 3678465551149 is a prime.

It is a super-2 number, since 2×3678465567533² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3678465567523) 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, 69543968 + ... + 69596841.

It is an arithmetic number, because the mean of its divisors is an integer number (919651183695).

Almost surely, 2^{3678465567533} is an apocalyptic number.

It is an amenable number.

3678465567533 is a deficient number, since it is larger than the sum of its proper divisors (139167247).

3678465567533 is a wasteful number, since it uses less digits than its factorization.

3678465567533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139167246.

The product of its digits is 1143072000, while the sum is 68.

The spelling of 3678465567533 in words is "three trillion, six hundred seventy-eight billion, four hundred sixty-five million, five hundred sixty-seven thousand, five hundred thirty-three".