2149669412 has 12 divisors (see below), whose sum is σ = 4103914416. Its totient is φ = 977122440.

The previous prime is 2149669411. The next prime is 2149669433.

2149669412 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 48856123 = 2149669412 / (2 + 1 + 4 + 9 + 6 + 6 + 9 + 4 + 1 + 2).

It is not an unprimeable number, because it can be changed into a prime (2149669411) 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, 24428018 + ... + 24428105.

It is an arithmetic number, because the mean of its divisors is an integer number (341992868).

Almost surely, 2^2149669412 is an apocalyptic number.

2149669412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2149669412 is a deficient number, since it is larger than the sum of its proper divisors (1954245004).

2149669412 is a wasteful number, since it uses less digits than its factorization.

2149669412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48856138 (or 48856136 counting only the distinct ones).

The product of its digits is 186624, while the sum is 44.

The square root of 2149669412 is about 46364.5275183518. The cubic root of 2149669412 is about 1290.5967257080.

The spelling of 2149669412 in words is "two billion, one hundred forty-nine million, six hundred sixty-nine thousand, four hundred twelve".