5451264513 has 6 divisors (see below), whose sum is σ = 7874048754. Its totient is φ = 3634176336.

The previous prime is 5451264449. The next prime is 5451264551. The reversal of 5451264513 is 3154621545.

5451264513 is a `hidden beast` number, since 5 + 4 + 5 + 1 + 2 + 645 + 1 + 3 = 666.

5451264513 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 4318066944 + 1133197569 = 65712^2 + 33663^2 .

It is not a de Polignac number, because 5451264513 - 2⁶ = 5451264449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5451264563) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 302848020 + ... + 302848037.

It is an arithmetic number, because the mean of its divisors is an integer number (1312341459).

Almost surely, 2^5451264513 is an apocalyptic number.

It is an amenable number.

5451264513 is a deficient number, since it is larger than the sum of its proper divisors (2422784241).

5451264513 is a wasteful number, since it uses less digits than its factorization.

5451264513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605696063 (or 605696060 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 5451264513 is about 73832.6791671547. The cubic root of 5451264513 is about 1759.9449570639.

It can be divided in two parts, 54512 and 64513, that added together give a square (119025 = 345²).

The spelling of 5451264513 in words is "five billion, four hundred fifty-one million, two hundred sixty-four thousand, five hundred thirteen".