6551542466 has 16 divisors (see below), whose sum is σ = 11389403520. Its totient is φ = 2768256960.

The previous prime is 6551542463. The next prime is 6551542471. The reversal of 6551542466 is 6642451556.

It is a super-2 number, since 2×6551542466² = 85845417367602722312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6551542463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3294551 + ... + 3296538.

It is an arithmetic number, because the mean of its divisors is an integer number (711837720).

Almost surely, 2^6551542466 is an apocalyptic number.

6551542466 is a deficient number, since it is larger than the sum of its proper divisors (4837861054).

6551542466 is a wasteful number, since it uses less digits than its factorization.

6551542466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6591169.

The product of its digits is 864000, while the sum is 44.

The square root of 6551542466 is about 80941.5991070105. The cubic root of 6551542466 is about 1871.1754899681.

The spelling of 6551542466 in words is "six billion, five hundred fifty-one million, five hundred forty-two thousand, four hundred sixty-six".