995355563864 has 24 divisors (see below), whose sum is σ = 1894190737860. Its totient is φ = 490238378784.

The previous prime is 995355563863. The next prime is 995355563887. The reversal of 995355563864 is 468365553599.

It is a super-2 number, since 2×995355563864² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 995355563794 and 995355563803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (995355563863) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23076302 + ... + 23119394.

Almost surely, 2^995355563864 is an apocalyptic number.

It is an amenable number.

995355563864 is a deficient number, since it is larger than the sum of its proper divisors (898835173996).

995355563864 is an frugal number, since it uses more digits than its factorization.

995355563864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86259 (or 43162 counting only the distinct ones).

The product of its digits is 524880000, while the sum is 68.

The spelling of 995355563864 in words is "nine hundred ninety-five billion, three hundred fifty-five million, five hundred sixty-three thousand, eight hundred sixty-four".