2679866043 has 32 divisors (see below), whose sum is σ = 3836289600. Its totient is φ = 1658105856.

The previous prime is 2679866023. The next prime is 2679866053. The reversal of 2679866043 is 3406689762.

It is a happy number.

It is not a de Polignac number, because 2679866043 - 2¹⁴ = 2679849659 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (2679866023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1294213 + ... + 1296281.

It is an arithmetic number, because the mean of its divisors is an integer number (119884050).

Almost surely, 2^2679866043 is an apocalyptic number.

2679866043 is a deficient number, since it is larger than the sum of its proper divisors (1156423557).

2679866043 is a wasteful number, since it uses less digits than its factorization.

2679866043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431.

The product of its (nonzero) digits is 2612736, while the sum is 51.

The square root of 2679866043 is about 51767.4226034096. The cubic root of 2679866043 is about 1389.0067681513.

The spelling of 2679866043 in words is "two billion, six hundred seventy-nine million, eight hundred sixty-six thousand, forty-three".