143208949474 has 8 divisors (see below), whose sum is σ = 214822964160. Its totient is φ = 71601294756.

The previous prime is 143208949459. The next prime is 143208949493. The reversal of 143208949474 is 474949802341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1533294 + ... + 1624009.

It is an arithmetic number, because the mean of its divisors is an integer number (26852870520).

Almost surely, 2^143208949474 is an apocalyptic number.

143208949474 is a deficient number, since it is larger than the sum of its proper divisors (71614014686).

143208949474 is a wasteful number, since it uses less digits than its factorization.

143208949474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179984.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 143208949474 in words is "one hundred forty-three billion, two hundred eight million, nine hundred forty-nine thousand, four hundred seventy-four".