142206815334 has 32 divisors (see below), whose sum is σ = 290643365376. Its totient is φ = 46365221600.

The previous prime is 142206815329. The next prime is 142206815357. The reversal of 142206815334 is 433518602241.

It is a junction number, because it is equal to n+sod(n) for n = 142206815292 and 142206815301.

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, 307609 + ... + 615659.

It is an arithmetic number, because the mean of its divisors is an integer number (9082605168).

Almost surely, 2^142206815334 is an apocalyptic number.

142206815334 is an abundant number, since it is smaller than the sum of its proper divisors (148436550042).

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

142206815334 is a wasteful number, since it uses less digits than its factorization.

142206815334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309740.

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 142206815334 in words is "one hundred forty-two billion, two hundred six million, eight hundred fifteen thousand, three hundred thirty-four".