15252103953500 has 192 divisors, whose sum is σ = 37427338690560. Its totient is φ = 5399223526400.

The previous prime is 15252103953467. The next prime is 15252103953539. The reversal of 15252103953500 is 535930125251.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10873349 + ... + 12195651.

It is an arithmetic number, because the mean of its divisors is an integer number (194934055680).

Almost surely, 2^{15252103953500} is an apocalyptic number.

15252103953500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15252103953500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18713669345280).

15252103953500 is an abundant number, since it is smaller than the sum of its proper divisors (22175234737060).

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

15252103953500 is a wasteful number, since it uses less digits than its factorization.

15252103953500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322421 (or 1322409 counting only the distinct ones).

The product of its (nonzero) digits is 202500, while the sum is 41.

The spelling of 15252103953500 in words is "fifteen trillion, two hundred fifty-two billion, one hundred three million, nine hundred fifty-three thousand, five hundred".