5456131556 has 6 divisors (see below), whose sum is σ = 9548230230. Its totient is φ = 2728065776.

The previous prime is 5456131547. The next prime is 5456131559. The reversal of 5456131556 is 6551316545.

It can be written as a sum of positive squares in only one way, i.e., 4418260900 + 1037870656 = 66470^2 + 32216^2 .

It is a super-2 number, since 2×5456131556² = 59538743112757962272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5456131559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 682016441 + ... + 682016448.

It is an arithmetic number, because the mean of its divisors is an integer number (1591371705).

Almost surely, 2^5456131556 is an apocalyptic number.

It is an amenable number.

5456131556 is a deficient number, since it is larger than the sum of its proper divisors (4092098674).

5456131556 is a wasteful number, since it uses less digits than its factorization.

5456131556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364032893 (or 1364032891 counting only the distinct ones).

The product of its digits is 270000, while the sum is 41.

The square root of 5456131556 is about 73865.6317647118. The cubic root of 5456131556 is about 1760.4685774573.

The spelling of 5456131556 in words is "five billion, four hundred fifty-six million, one hundred thirty-one thousand, five hundred fifty-six".