45804602378869 has 4 divisors (see below), whose sum is σ = 45821485758796. Its totient is φ = 45787718998944.

The previous prime is 45804602378861. The next prime is 45804602378897. The reversal of 45804602378869 is 96887320640854.

It is a happy number.

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 38055783709969 + 7748818668900 = 6168937^2 + 2783670^2 .

It is a cyclic number.

It is not a de Polignac number, because 45804602378869 - 2³ = 45804602378861 is a prime.

It is a super-2 number, since 2×45804602378869² (a number of 28 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 = 45804602378798 and 45804602378807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45804602378861) 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, 8441685894 + ... + 8441691319.

It is an arithmetic number, because the mean of its divisors is an integer number (11455371439699).

Almost surely, 2^{45804602378869} is an apocalyptic number.

It is an amenable number.

45804602378869 is a deficient number, since it is larger than the sum of its proper divisors (16883379927).

45804602378869 is a wasteful number, since it uses less digits than its factorization.

45804602378869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16883379926.

The product of its (nonzero) digits is 557383680, while the sum is 70.

The spelling of 45804602378869 in words is "forty-five trillion, eight hundred four billion, six hundred two million, three hundred seventy-eight thousand, eight hundred sixty-nine".