5472827781 has 4 divisors (see below), whose sum is σ = 7297103712. Its totient is φ = 3648551852.

The previous prime is 5472827743. The next prime is 5472827791. The reversal of 5472827781 is 1877282745.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5472827781 - 2⁷ = 5472827653 is a prime.

It is a super-2 number, since 2×5472827781² = 59903687840970767922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5472827791) 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, 912137961 + ... + 912137966.

It is an arithmetic number, because the mean of its divisors is an integer number (1824275928).

Almost surely, 2^5472827781 is an apocalyptic number.

It is an amenable number.

5472827781 is a deficient number, since it is larger than the sum of its proper divisors (1824275931).

5472827781 is a wasteful number, since it uses less digits than its factorization.

5472827781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1824275930.

The product of its digits is 1756160, while the sum is 51.

The square root of 5472827781 is about 73978.5629827993. The cubic root of 5472827781 is about 1762.2624765575.

The spelling of 5472827781 in words is "five billion, four hundred seventy-two million, eight hundred twenty-seven thousand, seven hundred eighty-one".