2129904256598 has 32 divisors (see below), whose sum is σ = 3273038889120. Its totient is φ = 1039116798720.

The previous prime is 2129904256583. The next prime is 2129904256681. The reversal of 2129904256598 is 8956524099212.

It is a self number, because there is not a number n which added to its sum of digits gives 2129904256598.

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, 52623293 + ... + 52663751.

It is an arithmetic number, because the mean of its divisors is an integer number (102282465285).

Almost surely, 2^{2129904256598} is an apocalyptic number.

2129904256598 is a deficient number, since it is larger than the sum of its proper divisors (1143134632522).

2129904256598 is a wasteful number, since it uses less digits than its factorization.

2129904256598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43232.

The product of its (nonzero) digits is 27993600, while the sum is 62.

The spelling of 2129904256598 in words is "two trillion, one hundred twenty-nine billion, nine hundred four million, two hundred fifty-six thousand, five hundred ninety-eight".