142391216935398 has 32 divisors (see below), whose sum is σ = 286561108700640. Its totient is φ = 47168182068480.

The previous prime is 142391216935333. The next prime is 142391216935411. The reversal of 142391216935398 is 893539612193241.

142391216935398 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110470783 + ... + 111752298.

It is an arithmetic number, because the mean of its divisors is an integer number (8955034646895).

Almost surely, 2^{142391216935398} is an apocalyptic number.

142391216935398 is an abundant number, since it is smaller than the sum of its proper divisors (144169891765242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142391216935398 is a wasteful number, since it uses less digits than its factorization.

142391216935398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222223752.

The product of its digits is 75582720, while the sum is 66.

The spelling of 142391216935398 in words is "one hundred forty-two trillion, three hundred ninety-one billion, two hundred sixteen million, nine hundred thirty-five thousand, three hundred ninety-eight".