4551012578 has 16 divisors (see below), whose sum is σ = 7802645760. Its totient is φ = 1950206496.

The previous prime is 4551012577. The next prime is 4551012623. The reversal of 4551012578 is 8752101554.

It is a super-2 number, since 2×4551012578² = 41423430970228412168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4551012577) 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, 171038 + ... + 195846.

It is an arithmetic number, because the mean of its divisors is an integer number (487665360).

Almost surely, 2^4551012578 is an apocalyptic number.

4551012578 is a deficient number, since it is larger than the sum of its proper divisors (3251633182).

4551012578 is a wasteful number, since it uses less digits than its factorization.

4551012578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37921.

The product of its (nonzero) digits is 56000, while the sum is 38.

The square root of 4551012578 is about 67461.1931261225. The cubic root of 4551012578 is about 1657.1787101743.

The spelling of 4551012578 in words is "four billion, five hundred fifty-one million, twelve thousand, five hundred seventy-eight".