2492081678 has 16 divisors (see below), whose sum is σ = 3801331104. Its totient is φ = 1224992160.

The previous prime is 2492081659. The next prime is 2492081689. The reversal of 2492081678 is 8761802942.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319076 + ... + 326792.

It is an arithmetic number, because the mean of its divisors is an integer number (237583194).

Almost surely, 2^2492081678 is an apocalyptic number.

2492081678 is a deficient number, since it is larger than the sum of its proper divisors (1309249426).

2492081678 is a wasteful number, since it uses less digits than its factorization.

2492081678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10427.

The product of its (nonzero) digits is 387072, while the sum is 47.

The square root of 2492081678 is about 49920.7539806842. The cubic root of 2492081678 is about 1355.7743839499.

The spelling of 2492081678 in words is "two billion, four hundred ninety-two million, eighty-one thousand, six hundred seventy-eight".