5195690418 has 16 divisors (see below), whose sum is σ = 10395129600. Its totient is φ = 1731272016.

The previous prime is 5195690417. The next prime is 5195690419. The reversal of 5195690418 is 8140965915.

It is an interprime number because it is at equal distance from previous prime (5195690417) and next prime (5195690419).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5195690413) 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, 138018 + ... + 171581.

It is an arithmetic number, because the mean of its divisors is an integer number (649695600).

Almost surely, 2^5195690418 is an apocalyptic number.

5195690418 is an abundant number, since it is smaller than the sum of its proper divisors (5199439182).

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

5195690418 is a wasteful number, since it uses less digits than its factorization.

5195690418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312401.

The product of its (nonzero) digits is 388800, while the sum is 48.

The square root of 5195690418 is about 72081.1377407432. The cubic root of 5195690418 is about 1731.9994721911. Note that the first 3 decimals are identical.

The spelling of 5195690418 in words is "five billion, one hundred ninety-five million, six hundred ninety thousand, four hundred eighteen".