143634441305242 has 64 divisors (see below), whose sum is σ = 230191746048000. Its totient is φ = 67024545052608.

The previous prime is 143634441305233. The next prime is 143634441305291. The reversal of 143634441305242 is 242503144436341.

It is a junction number, because it is equal to n+sod(n) for n = 143634441305192 and 143634441305201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5177308023 + ... + 5177335765.

It is an arithmetic number, because the mean of its divisors is an integer number (3596746032000).

Almost surely, 2^{143634441305242} is an apocalyptic number.

143634441305242 is a deficient number, since it is larger than the sum of its proper divisors (86557304742758).

143634441305242 is a wasteful number, since it uses less digits than its factorization.

143634441305242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35035.

The product of its (nonzero) digits is 3317760, while the sum is 46.

The spelling of 143634441305242 in words is "one hundred forty-three trillion, six hundred thirty-four billion, four hundred forty-one million, three hundred five thousand, two hundred forty-two".