5195690494 has 16 divisors (see below), whose sum is σ = 7974489600. Its totient is φ = 2538099360.

The previous prime is 5195690483. The next prime is 5195690497. The reversal of 5195690494 is 4940965915.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5195690497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124734 + ... + 161089.

It is an arithmetic number, because the mean of its divisors is an integer number (498405600).

Almost surely, 2^5195690494 is an apocalyptic number.

5195690494 is a deficient number, since it is larger than the sum of its proper divisors (2778799106).

5195690494 is a wasteful number, since it uses less digits than its factorization.

5195690494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286035.

The product of its (nonzero) digits is 1749600, while the sum is 52.

The square root of 5195690494 is about 72081.1382679269. The cubic root of 5195690494 is about 1731.9994806360. Note that the first 3 decimals are identical.

The spelling of 5195690494 in words is "five billion, one hundred ninety-five million, six hundred ninety thousand, four hundred ninety-four".