20236242498 has 32 divisors (see below), whose sum is σ = 40614924096. Its totient is φ = 6721701888.

The previous prime is 20236242493. The next prime is 20236242511. The reversal of 20236242498 is 89424263202.

It is a super-2 number, since 2×20236242498² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20236242493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4663786 + ... + 4668122.

It is an arithmetic number, because the mean of its divisors is an integer number (1269216378).

Almost surely, 2^20236242498 is an apocalyptic number.

20236242498 is an abundant number, since it is smaller than the sum of its proper divisors (20378681598).

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

20236242498 is a wasteful number, since it uses less digits than its factorization.

20236242498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6898.

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 20236242498 in words is "twenty billion, two hundred thirty-six million, two hundred forty-two thousand, four hundred ninety-eight".