20029855598 has 8 divisors (see below), whose sum is σ = 30064412280. Its totient is φ = 10008384840.

The previous prime is 20029855597. The next prime is 20029855607. The reversal of 20029855598 is 89555892002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20029855597) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3267653 + ... + 3273776.

It is an arithmetic number, because the mean of its divisors is an integer number (3758051535).

Almost surely, 2^20029855598 is an apocalyptic number.

20029855598 is a deficient number, since it is larger than the sum of its proper divisors (10034556682).

20029855598 is a wasteful number, since it uses less digits than its factorization.

20029855598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6542962.

The product of its (nonzero) digits is 2592000, while the sum is 53.

The spelling of 20029855598 in words is "twenty billion, twenty-nine million, eight hundred fifty-five thousand, five hundred ninety-eight".