5465780875645 has 4 divisors (see below), whose sum is σ = 6558937050780. Its totient is φ = 4372624700512.

The previous prime is 5465780875601. The next prime is 5465780875663.

5465780875645 is nontrivially palindromic in base 10.

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 1563145066564 + 3902635809081 = 1250258^2 + 1975509^2 .

It is a cyclic number.

It is not a de Polignac number, because 5465780875645 - 2⁷ = 5465780875517 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546578087560 + ... + 546578087569.

It is an arithmetic number, because the mean of its divisors is an integer number (1639734262695).

Almost surely, 2^{5465780875645} is an apocalyptic number.

It is an amenable number.

5465780875645 is a deficient number, since it is larger than the sum of its proper divisors (1093156175135).

5465780875645 is a wasteful number, since it uses less digits than its factorization.

5465780875645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093156175134.

The product of its (nonzero) digits is 1128960000, while the sum is 70.

The spelling of 5465780875645 in words is "five trillion, four hundred sixty-five billion, seven hundred eighty million, eight hundred seventy-five thousand, six hundred forty-five".