2678492998 has 16 divisors (see below), whose sum is σ = 4036262400. Its totient is φ = 1333081800.

The previous prime is 2678492989. The next prime is 2678493001. The reversal of 2678492998 is 8992948762.

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, 991053 + ... + 993751.

It is an arithmetic number, because the mean of its divisors is an integer number (252266400).

Almost surely, 2^2678492998 is an apocalyptic number.

2678492998 is a deficient number, since it is larger than the sum of its proper divisors (1357769402).

2678492998 is a wasteful number, since it uses less digits than its factorization.

2678492998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4803.

The product of its digits is 31352832, while the sum is 64.

The square root of 2678492998 is about 51754.1592338239. The cubic root of 2678492998 is about 1388.7695057189.

The spelling of 2678492998 in words is "two billion, six hundred seventy-eight million, four hundred ninety-two thousand, nine hundred ninety-eight".