995981340201764 has 36 divisors (see below), whose sum is σ = 2027538493068060. Its totient is φ = 426848082534720.

The previous prime is 995981340201763. The next prime is 995981340201773. The reversal of 995981340201764 is 467102043189599.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 828361502812900 + 167619837388864 = 28781270^2 + 12946808^2 .

It is a junction number, because it is equal to n+sod(n) for n = 995981340201694 and 995981340201703.

It is not an unprimeable number, because it can be changed into a prime (995981340201763) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75230522 + ... + 87473390.

It is an arithmetic number, because the mean of its divisors is an integer number (56320513696335).

It is a 1-persistent number, because it is pandigital, but 2⋅995981340201764 = 1991962680403528 is not.

Almost surely, 2^{995981340201764} is an apocalyptic number.

It is an amenable number.

995981340201764 is an abundant number, since it is smaller than the sum of its proper divisors (1031557152866296).

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

995981340201764 is a wasteful number, since it uses less digits than its factorization.

995981340201764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12657948 (or 12657939 counting only the distinct ones).

The product of its (nonzero) digits is 117573120, while the sum is 68.

The spelling of 995981340201764 in words is "nine hundred ninety-five trillion, nine hundred eighty-one billion, three hundred forty million, two hundred one thousand, seven hundred sixty-four".