2679542049 has 8 divisors (see below), whose sum is σ = 3585621760. Its totient is φ = 1779911856.

The previous prime is 2679542017. The next prime is 2679542069. The reversal of 2679542049 is 9402459762.

2679542049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2679542049 - 2⁵ = 2679542017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2679541989 and 2679542007.

It is not an unprimeable number, because it can be changed into a prime (2679542069) 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, 1611409 + ... + 1613070.

It is an arithmetic number, because the mean of its divisors is an integer number (448202720).

Almost surely, 2^2679542049 is an apocalyptic number.

It is an amenable number.

2679542049 is a deficient number, since it is larger than the sum of its proper divisors (906079711).

2679542049 is a wasteful number, since it uses less digits than its factorization.

2679542049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3224759.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The square root of 2679542049 is about 51764.2931855541. The cubic root of 2679542049 is about 1388.9507892343.

The spelling of 2679542049 in words is "two billion, six hundred seventy-nine million, five hundred forty-two thousand, forty-nine".