9995303556 has 96 divisors (see below), whose sum is σ = 29632296960. Its totient is φ = 2854202400.

The previous prime is 9995303497. The next prime is 9995303587. The reversal of 9995303556 is 6553035999.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2274121 + ... + 2278511.

It is an arithmetic number, because the mean of its divisors is an integer number (308669760).

Almost surely, 2^9995303556 is an apocalyptic number.

9995303556 is the 63231-st heptagonal number.

It is an amenable number.

9995303556 is an abundant number, since it is smaller than the sum of its proper divisors (19636993404).

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

9995303556 is a wasteful number, since it uses less digits than its factorization.

9995303556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7422 (or 7414 counting only the distinct ones).

The product of its (nonzero) digits is 4920750, while the sum is 54.

The square root of 9995303556 is about 99976.5150222791. The cubic root of 9995303556 is about 2154.0973644896.

The spelling of 9995303556 in words is "nine billion, nine hundred ninety-five million, three hundred three thousand, five hundred fifty-six".