23802019802 has 16 divisors (see below), whose sum is σ = 38961693792. Its totient is φ = 10815507120.

The previous prime is 23802019793. The next prime is 23802019811. The reversal of 23802019802 is 20891020832.

It is an interprime number because it is at equal distance from previous prime (23802019793) and next prime (23802019811).

It is a super-2 number, since 2×23802019802² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111308 + ... + 244935.

It is an arithmetic number, because the mean of its divisors is an integer number (2435105862).

Almost surely, 2^23802019802 is an apocalyptic number.

23802019802 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23802019802 is a deficient number, since it is larger than the sum of its proper divisors (15159673990).

23802019802 is a wasteful number, since it uses less digits than its factorization.

23802019802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359293.

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 23802019802 in words is "twenty-three billion, eight hundred two million, nineteen thousand, eight hundred two".