142773838078 has 16 divisors (see below), whose sum is σ = 214672615200. Its totient is φ = 71216352256.

The previous prime is 142773838033. The next prime is 142773838093. The reversal of 142773838078 is 870838377241.

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, 9064626 + ... + 9080362.

It is an arithmetic number, because the mean of its divisors is an integer number (13417038450).

Almost surely, 2^142773838078 is an apocalyptic number.

142773838078 is a deficient number, since it is larger than the sum of its proper divisors (71898777122).

142773838078 is a wasteful number, since it uses less digits than its factorization.

142773838078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26291.

The product of its (nonzero) digits is 12644352, while the sum is 58.

The spelling of 142773838078 in words is "one hundred forty-two billion, seven hundred seventy-three million, eight hundred thirty-eight thousand, seventy-eight".