5629509918 has 12 divisors (see below), whose sum is σ = 12197271528. Its totient is φ = 1876503300.

The previous prime is 5629509913. The next prime is 5629509959. The reversal of 5629509918 is 8199059265.

5629509918 is a `hidden beast` number, since 5 + 629 + 5 + 0 + 9 + 9 + 1 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5629509913) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 156375258 + ... + 156375293.

It is an arithmetic number, because the mean of its divisors is an integer number (1016439294).

Almost surely, 2^5629509918 is an apocalyptic number.

5629509918 is an abundant number, since it is smaller than the sum of its proper divisors (6567761610).

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

5629509918 is a wasteful number, since it uses less digits than its factorization.

5629509918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312750559 (or 312750556 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 54.

The square root of 5629509918 is about 75030.0600959375. The cubic root of 5629509918 is about 1778.9218229692.

The spelling of 5629509918 in words is "five billion, six hundred twenty-nine million, five hundred nine thousand, nine hundred eighteen".