2489408051 has 4 divisors (see below), whose sum is σ = 2680900992. Its totient is φ = 2297915112.

The previous prime is 2489408021. The next prime is 2489408083. The reversal of 2489408051 is 1508049842.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2489408051 - 2¹⁸ = 2489145907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2489408011) 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, 95746451 + ... + 95746476.

It is an arithmetic number, because the mean of its divisors is an integer number (670225248).

Almost surely, 2^2489408051 is an apocalyptic number.

2489408051 is a deficient number, since it is larger than the sum of its proper divisors (191492941).

2489408051 is a wasteful number, since it uses less digits than its factorization.

2489408051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191492940.

The product of its (nonzero) digits is 92160, while the sum is 41.

The square root of 2489408051 is about 49893.9680823243. The cubic root of 2489408051 is about 1355.2893634543.

The spelling of 2489408051 in words is "two billion, four hundred eighty-nine million, four hundred eight thousand, fifty-one".