5515045166 has 12 divisors (see below), whose sum is σ = 8294343792. Its totient is φ = 2750282904.

The previous prime is 5515045163. The next prime is 5515045171. The reversal of 5515045166 is 6615405155.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5515045163) 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, 293531 + ... + 311753.

It is an arithmetic number, because the mean of its divisors is an integer number (691195316).

Almost surely, 2^5515045166 is an apocalyptic number.

5515045166 is a deficient number, since it is larger than the sum of its proper divisors (2779298626).

5515045166 is an equidigital number, since it uses as much as digits as its factorization.

5515045166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19003 (or 18614 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 38.

The square root of 5515045166 is about 74263.3500860283. The cubic root of 5515045166 is about 1766.7822379281.

The spelling of 5515045166 in words is "five billion, five hundred fifteen million, forty-five thousand, one hundred sixty-six".