19748504102 has 8 divisors (see below), whose sum is σ = 29629891200. Its totient is φ = 9871873704.

The previous prime is 19748504081. The next prime is 19748504123. The reversal of 19748504102 is 20140584791.

It is an interprime number because it is at equal distance from previous prime (19748504081) and next prime (19748504123).

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

It is a self number, because there is not a number n which added to its sum of digits gives 19748504102.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1178777 + ... + 1195412.

It is an arithmetic number, because the mean of its divisors is an integer number (3703736400).

Almost surely, 2^19748504102 is an apocalyptic number.

19748504102 is a deficient number, since it is larger than the sum of its proper divisors (9881387098).

19748504102 is a wasteful number, since it uses less digits than its factorization.

19748504102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2378350.

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 19748504102 in words is "nineteen billion, seven hundred forty-eight million, five hundred four thousand, one hundred two".