289808750342 has 16 divisors (see below), whose sum is σ = 437210803440. Its totient is φ = 144072072192.

The previous prime is 289808750323. The next prime is 289808750411. The reversal of 289808750342 is 243057808982.

It is a super-2 number, since 2×289808750342² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2328278 + ... + 2449590.

It is an arithmetic number, because the mean of its divisors is an integer number (27325675215).

Almost surely, 2^289808750342 is an apocalyptic number.

289808750342 is a deficient number, since it is larger than the sum of its proper divisors (147402053098).

289808750342 is a wasteful number, since it uses less digits than its factorization.

289808750342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128167.

The product of its (nonzero) digits is 7741440, while the sum is 56.

The spelling of 289808750342 in words is "two hundred eighty-nine billion, eight hundred eight million, seven hundred fifty thousand, three hundred forty-two".