36025573972 has 12 divisors (see below), whose sum is σ = 63066536820. Its totient is φ = 18006563456.

The previous prime is 36025573939. The next prime is 36025573973. The reversal of 36025573972 is 27937552063.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22808852676 + 13216721296 = 151026^2 + 114964^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36025573973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1542847 + ... + 1566022.

It is an arithmetic number, because the mean of its divisors is an integer number (5255544735).

Almost surely, 2^36025573972 is an apocalyptic number.

It is an amenable number.

36025573972 is a deficient number, since it is larger than the sum of its proper divisors (27040962848).

36025573972 is a wasteful number, since it uses less digits than its factorization.

36025573972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111770 (or 3111768 counting only the distinct ones).

The product of its (nonzero) digits is 2381400, while the sum is 49.

The spelling of 36025573972 in words is "thirty-six billion, twenty-five million, five hundred seventy-three thousand, nine hundred seventy-two".