20193739202 has 64 divisors (see below), whose sum is σ = 39026147328. Its totient is φ = 7621992000.

The previous prime is 20193739183. The next prime is 20193739207. The reversal of 20193739202 is 20293739102.

It is not an unprimeable number, because it can be changed into a prime (20193739207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375377 + ... + 425787.

It is an arithmetic number, because the mean of its divisors is an integer number (609783552).

Almost surely, 2^20193739202 is an apocalyptic number.

20193739202 is a deficient number, since it is larger than the sum of its proper divisors (18832408126).

20193739202 is a wasteful number, since it uses less digits than its factorization.

20193739202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50535.

The product of its (nonzero) digits is 40824, while the sum is 38.

The spelling of 20193739202 in words is "twenty billion, one hundred ninety-three million, seven hundred thirty-nine thousand, two hundred two".