2078706662 has 4 divisors (see below), whose sum is σ = 3118059996. Its totient is φ = 1039353330.

The previous prime is 2078706659. The next prime is 2078706701. The reversal of 2078706662 is 2666078702.

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, 519676664 + ... + 519676667.

It is an arithmetic number, because the mean of its divisors is an integer number (779514999).

Almost surely, 2^2078706662 is an apocalyptic number.

2078706662 is a deficient number, since it is larger than the sum of its proper divisors (1039353334).

2078706662 is a wasteful number, since it uses less digits than its factorization.

2078706662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039353333.

The product of its (nonzero) digits is 338688, while the sum is 44.

The square root of 2078706662 is about 45592.8356433333. The cubic root of 2078706662 is about 1276.2362300649.

The spelling of 2078706662 in words is "two billion, seventy-eight million, seven hundred six thousand, six hundred sixty-two".