4261690578 has 8 divisors (see below), whose sum is σ = 8523381168. Its totient is φ = 1420563524.

The previous prime is 4261690571. The next prime is 4261690591. The reversal of 4261690578 is 8750961624.

4261690578 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

4261690578 is an admirable number.

It is a super-2 number, since 2×4261690578² = 36324013165227948168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4261690571) 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, 355140876 + ... + 355140887.

It is an arithmetic number, because the mean of its divisors is an integer number (1065422646).

Almost surely, 2^4261690578 is an apocalyptic number.

4261690578 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4261690578 is a wasteful number, since it uses less digits than its factorization.

4261690578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710281768.

The product of its (nonzero) digits is 725760, while the sum is 48.

The square root of 4261690578 is about 65281.6251176393. The cubic root of 4261690578 is about 1621.2897540279.

The spelling of 4261690578 in words is "four billion, two hundred sixty-one million, six hundred ninety thousand, five hundred seventy-eight".