2758099449 has 16 divisors (see below), whose sum is σ = 4292241408. Its totient is φ = 1542523152.

The previous prime is 2758099447. The next prime is 2758099453. The reversal of 2758099449 is 9449908572.

It is not a de Polignac number, because 2758099449 - 2¹ = 2758099447 is a prime.

It is a super-2 number, since 2×2758099449² = 15214225141148207202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2758099447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1396227 + ... + 1398200.

It is an arithmetic number, because the mean of its divisors is an integer number (268265088).

Almost surely, 2^2758099449 is an apocalyptic number.

It is an amenable number.

2758099449 is a deficient number, since it is larger than the sum of its proper divisors (1534141959).

2758099449 is a wasteful number, since it uses less digits than its factorization.

2758099449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2794484.

The product of its (nonzero) digits is 6531840, while the sum is 57.

The square root of 2758099449 is about 52517.6108462676. The cubic root of 2758099449 is about 1402.3937701893.

The spelling of 2758099449 in words is "two billion, seven hundred fifty-eight million, ninety-nine thousand, four hundred forty-nine".