2054669249 has 8 divisors (see below), whose sum is σ = 2221820928. Its totient is φ = 1892660800.

The previous prime is 2054669207. The next prime is 2054669251. The reversal of 2054669249 is 9429664502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2054669249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2054669269) 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, 1284977 + ... + 1286574.

It is an arithmetic number, because the mean of its divisors is an integer number (277727616).

Almost surely, 2^2054669249 is an apocalyptic number.

It is an amenable number.

2054669249 is a deficient number, since it is larger than the sum of its proper divisors (167151679).

2054669249 is a wasteful number, since it uses less digits than its factorization.

2054669249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571615.

The product of its (nonzero) digits is 933120, while the sum is 47.

The square root of 2054669249 is about 45328.4595921812. The cubic root of 2054669249 is about 1271.2978339952.

The spelling of 2054669249 in words is "two billion, fifty-four million, six hundred sixty-nine thousand, two hundred forty-nine".