342486143991 has 24 divisors (see below), whose sum is σ = 497161252224. Its totient is φ = 227190287760.

The previous prime is 342486143981. The next prime is 342486144047. The reversal of 342486143991 is 199341684243.

342486143991 is a `hidden beast` number, since 3 + 4 + 248 + 6 + 1 + 4 + 399 + 1 = 666.

It is not a de Polignac number, because 342486143991 - 2⁹ = 342486143479 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342486143921) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3653590 + ... + 3746156.

It is an arithmetic number, because the mean of its divisors is an integer number (20715052176).

Almost surely, 2^342486143991 is an apocalyptic number.

342486143991 is a deficient number, since it is larger than the sum of its proper divisors (154675108233).

342486143991 is a wasteful number, since it uses less digits than its factorization.

342486143991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94611 (or 94608 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The spelling of 342486143991 in words is "three hundred forty-two billion, four hundred eighty-six million, one hundred forty-three thousand, nine hundred ninety-one".