5457447545 has 32 divisors (see below), whose sum is σ = 7388098560. Its totient is φ = 3834072000.

The previous prime is 5457447493. The next prime is 5457447551.

It is a happy number.

5457447545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5457447545 - 2¹² = 5457443449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5457447493 and 5457447502.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1052810 + ... + 1057980.

It is an arithmetic number, because the mean of its divisors is an integer number (230878080).

Almost surely, 2^5457447545 is an apocalyptic number.

5457447545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5457447545 is a deficient number, since it is larger than the sum of its proper divisors (1930651015).

5457447545 is a wasteful number, since it uses less digits than its factorization.

5457447545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5837.

The product of its digits is 7840000, while the sum is 50.

The square root of 5457447545 is about 73874.5392202212. The cubic root of 5457447545 is about 1760.6101045338.

The spelling of 5457447545 in words is "five billion, four hundred fifty-seven million, four hundred forty-seven thousand, five hundred forty-five".