5501009091 has 4 divisors (see below), whose sum is σ = 7334678792. Its totient is φ = 3667339392.

The previous prime is 5501009069. The next prime is 5501009113. The reversal of 5501009091 is 1909001055.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5501009069) and next prime (5501009113).

It is not a de Polignac number, because 5501009091 - 2¹³ = 5501000899 is a prime.

It is a super-2 number, since 2×5501009091² = 60522202038529292562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5501009021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916834846 + ... + 916834851.

It is an arithmetic number, because the mean of its divisors is an integer number (1833669698).

Almost surely, 2^5501009091 is an apocalyptic number.

5501009091 is a deficient number, since it is larger than the sum of its proper divisors (1833669701).

5501009091 is a wasteful number, since it uses less digits than its factorization.

5501009091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833669700.

The product of its (nonzero) digits is 2025, while the sum is 30.

The square root of 5501009091 is about 74168.7878490676. The cubic root of 5501009091 is about 1765.2821138717.

The spelling of 5501009091 in words is "five billion, five hundred one million, nine thousand, ninety-one".