2949855489 has 28 divisors (see below), whose sum is σ = 5054591616. Its totient is φ = 1685628792.

The previous prime is 2949855439. The next prime is 2949855533. The reversal of 2949855489 is 9845589492.

2949855489 is a `hidden beast` number, since 2 + 9 + 4 + 9 + 85 + 548 + 9 = 666.

2949855489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2949855489 - 2⁷ = 2949855361 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (2949855439) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 283929 + ... + 294134.

Almost surely, 2^2949855489 is an apocalyptic number.

It is an amenable number.

2949855489 is a deficient number, since it is larger than the sum of its proper divisors (2104736127).

2949855489 is an frugal number, since it uses more digits than its factorization.

2949855489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578088 (or 578073 counting only the distinct ones).

The product of its digits is 37324800, while the sum is 63.

The square root of 2949855489 is about 54312.5721081224. The cubic root of 2949855489 is about 1434.1687228166.

The spelling of 2949855489 in words is "two billion, nine hundred forty-nine million, eight hundred fifty-five thousand, four hundred eighty-nine".