142254390136323 has 16 divisors (see below), whose sum is σ = 190150395608736. Its totient is φ = 94597557212160.

The previous prime is 142254390136319. The next prime is 142254390136399. The reversal of 142254390136323 is 323631093452241.

It is not a de Polignac number, because 142254390136323 - 2² = 142254390136319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142254390136823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26930190 + ... + 31776467.

It is an arithmetic number, because the mean of its divisors is an integer number (11884399725546).

Almost surely, 2^{142254390136323} is an apocalyptic number.

142254390136323 is a deficient number, since it is larger than the sum of its proper divisors (47896005472413).

142254390136323 is a wasteful number, since it uses less digits than its factorization.

142254390136323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58708694.

The product of its (nonzero) digits is 2799360, while the sum is 48.

The spelling of 142254390136323 in words is "one hundred forty-two trillion, two hundred fifty-four billion, three hundred ninety million, one hundred thirty-six thousand, three hundred twenty-three".