399097473142 has 8 divisors (see below), whose sum is σ = 598753722600. Its totient is φ = 199512898944.

The previous prime is 399097473107. The next prime is 399097473161. The reversal of 399097473142 is 241374790993.

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

It is a super-3 number, since 3×399097473142³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17904892 + ... + 17927167.

It is an arithmetic number, because the mean of its divisors is an integer number (74844215325).

Almost surely, 2^399097473142 is an apocalyptic number.

399097473142 is a deficient number, since it is larger than the sum of its proper divisors (199656249458).

399097473142 is a wasteful number, since it uses less digits than its factorization.

399097473142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35837630.

The product of its (nonzero) digits is 10287648, while the sum is 58.

The spelling of 399097473142 in words is "three hundred ninety-nine billion, ninety-seven million, four hundred seventy-three thousand, one hundred forty-two".