2591109298 has 16 divisors (see below), whose sum is σ = 4294218240. Its totient is φ = 1166330176.

The previous prime is 2591109293. The next prime is 2591109307. The reversal of 2591109298 is 8929011952.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (2591109293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1655938 + ... + 1657501.

It is an arithmetic number, because the mean of its divisors is an integer number (268388640).

Almost surely, 2^2591109298 is an apocalyptic number.

2591109298 is a deficient number, since it is larger than the sum of its proper divisors (1703108942).

2591109298 is a wasteful number, since it uses less digits than its factorization.

2591109298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3313481.

The product of its (nonzero) digits is 116640, while the sum is 46.

The square root of 2591109298 is about 50902.9399740329. The cubic root of 2591109298 is about 1373.4997274718.

The spelling of 2591109298 in words is "two billion, five hundred ninety-one million, one hundred nine thousand, two hundred ninety-eight".