2077858142 has 8 divisors (see below), whose sum is σ = 3217328832. Its totient is φ = 1005415200.

The previous prime is 2077858141. The next prime is 2077858177. The reversal of 2077858142 is 2418587702.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2077858093 and 2077858102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2077858141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16756859 + ... + 16756982.

It is an arithmetic number, because the mean of its divisors is an integer number (402166104).

Almost surely, 2^2077858142 is an apocalyptic number.

2077858142 is a deficient number, since it is larger than the sum of its proper divisors (1139470690).

2077858142 is a wasteful number, since it uses less digits than its factorization.

2077858142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33513874.

The product of its (nonzero) digits is 250880, while the sum is 44.

The square root of 2077858142 is about 45583.5292841614. The cubic root of 2077858142 is about 1276.0625548713.

The spelling of 2077858142 in words is "two billion, seventy-seven million, eight hundred fifty-eight thousand, one hundred forty-two".