142946671392 has 144 divisors (see below), whose sum is σ = 474058166400. Its totient is φ = 40841877888.

The previous prime is 142946671367. The next prime is 142946671409. The reversal of 142946671392 is 293176649241.

142946671392 is a `hidden beast` number, since 1 + 4 + 29 + 466 + 71 + 3 + 92 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 624748 + ... + 822315.

It is an arithmetic number, because the mean of its divisors is an integer number (3292070600).

Almost surely, 2^142946671392 is an apocalyptic number.

142946671392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142946671392 is an abundant number, since it is smaller than the sum of its proper divisors (331111495008).

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

142946671392 is a wasteful number, since it uses less digits than its factorization.

142946671392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447100 (or 1447075 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The spelling of 142946671392 in words is "one hundred forty-two billion, nine hundred forty-six million, six hundred seventy-one thousand, three hundred ninety-two".