5491805015 has 8 divisors (see below), whose sum is σ = 6591049920. Its totient is φ = 4392854752.

The previous prime is 5491805003. The next prime is 5491805027. The reversal of 5491805015 is 5105081945.

It is an interprime number because it is at equal distance from previous prime (5491805003) and next prime (5491805027).

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

It is a cyclic number.

It is not a de Polignac number, because 5491805015 - 2¹⁸ = 5491542871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5491805015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30335 + ... + 109104.

It is an arithmetic number, because the mean of its divisors is an integer number (823881240).

Almost surely, 2^5491805015 is an apocalyptic number.

5491805015 is a deficient number, since it is larger than the sum of its proper divisors (1099244905).

5491805015 is a wasteful number, since it uses less digits than its factorization.

5491805015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147321.

The product of its (nonzero) digits is 36000, while the sum is 38.

The square root of 5491805015 is about 74106.7136972083. The cubic root of 5491805015 is about 1764.2970303094.

The spelling of 5491805015 in words is "five billion, four hundred ninety-one million, eight hundred five thousand, fifteen".