289242082926 has 32 divisors (see below), whose sum is σ = 642849002400. Its totient is φ = 96400704960.

The previous prime is 289242082903. The next prime is 289242082939. The reversal of 289242082926 is 629280242982.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28266 + ... + 761106.

It is an arithmetic number, because the mean of its divisors is an integer number (20089031325).

Almost surely, 2^289242082926 is an apocalyptic number.

289242082926 is an abundant number, since it is smaller than the sum of its proper divisors (353606919474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

289242082926 is a wasteful number, since it uses less digits than its factorization.

289242082926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740161 (or 740155 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The spelling of 289242082926 in words is "two hundred eighty-nine billion, two hundred forty-two million, eighty-two thousand, nine hundred twenty-six".