2078142046 has 8 divisors (see below), whose sum is σ = 3252744144. Its totient is φ = 993894000.

The previous prime is 2078142041. The next prime is 2078142047. The reversal of 2078142046 is 6402418702.

It is a happy number.

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

It is a super-2 number, since 2×2078142046² = 8637348726706132232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2078142041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22588455 + ... + 22588546.

It is an arithmetic number, because the mean of its divisors is an integer number (406593018).

Almost surely, 2^2078142046 is an apocalyptic number.

2078142046 is a deficient number, since it is larger than the sum of its proper divisors (1174602098).

2078142046 is a wasteful number, since it uses less digits than its factorization.

2078142046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45177026.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 2078142046 is about 45586.6432850676. The cubic root of 2078142046 is about 1276.1206696447.

The spelling of 2078142046 in words is "two billion, seventy-eight million, one hundred forty-two thousand, forty-six".