5129990226 has 16 divisors (see below), whose sum is σ = 11399978400. Its totient is φ = 1709996724.

The previous prime is 5129990221. The next prime is 5129990249. The reversal of 5129990226 is 6220999215.

5129990226 is a `hidden beast` number, since 51 + 299 + 90 + 226 = 666.

It is not an unprimeable number, because it can be changed into a prime (5129990221) 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, 47499856 + ... + 47499963.

It is an arithmetic number, because the mean of its divisors is an integer number (712498650).

Almost surely, 2^5129990226 is an apocalyptic number.

5129990226 is an abundant number, since it is smaller than the sum of its proper divisors (6269988174).

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

5129990226 is a wasteful number, since it uses less digits than its factorization.

5129990226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94999830 (or 94999824 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 5129990226 is about 71623.9500865458. The cubic root of 5129990226 is about 1724.6680283666.

The spelling of 5129990226 in words is "five billion, one hundred twenty-nine million, nine hundred ninety thousand, two hundred twenty-six".