2681700212878 has 4 divisors (see below), whose sum is σ = 4022550319320. Its totient is φ = 1340850106438.

The previous prime is 2681700212861. The next prime is 2681700212881. The reversal of 2681700212878 is 8782120071862.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670425053218 + ... + 670425053221.

It is an arithmetic number, because the mean of its divisors is an integer number (1005637579830).

Almost surely, 2^{2681700212878} is an apocalyptic number.

2681700212878 is a deficient number, since it is larger than the sum of its proper divisors (1340850106442).

2681700212878 is a wasteful number, since it uses less digits than its factorization.

2681700212878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340850106441.

The product of its (nonzero) digits is 1204224, while the sum is 52.

The spelling of 2681700212878 in words is "two trillion, six hundred eighty-one billion, seven hundred million, two hundred twelve thousand, eight hundred seventy-eight".