5458640468545 has 24 divisors (see below), whose sum is σ = 7200280823400. Its totient is φ = 3969761030400.

The previous prime is 5458640468537. The next prime is 5458640468551.

5458640468545 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 663258761649 + 4795381706896 = 814407^2 + 2189836^2 .

It is not a de Polignac number, because 5458640468545 - 2³ = 5458640468537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16119631 + ... + 16454779.

It is an arithmetic number, because the mean of its divisors is an integer number (300011700975).

Almost surely, 2^{5458640468545} is an apocalyptic number.

5458640468545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5458640468545 is a deficient number, since it is larger than the sum of its proper divisors (1741640354855).

5458640468545 is a wasteful number, since it uses less digits than its factorization.

5458640468545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362097 (or 362086 counting only the distinct ones).

The product of its (nonzero) digits is 368640000, while the sum is 64.

The spelling of 5458640468545 in words is "five trillion, four hundred fifty-eight billion, six hundred forty million, four hundred sixty-eight thousand, five hundred forty-five".