15193882020 has 48 divisors (see below), whose sum is σ = 43692683328. Its totient is φ = 3942195840.

The previous prime is 15193882009. The next prime is 15193882031. The reversal of 15193882020 is 2028839151.

It is an interprime number because it is at equal distance from previous prime (15193882009) and next prime (15193882031).

It is a self number, because there is not a number n which added to its sum of digits gives 15193882020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3419826 + ... + 3424265.

It is an arithmetic number, because the mean of its divisors is an integer number (910264236).

Almost surely, 2^15193882020 is an apocalyptic number.

15193882020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15193882020 is an abundant number, since it is smaller than the sum of its proper divisors (28498801308).

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

15193882020 is a wasteful number, since it uses less digits than its factorization.

15193882020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6844140 (or 6844138 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The spelling of 15193882020 in words is "fifteen billion, one hundred ninety-three million, eight hundred eighty-two thousand, twenty".