972506146036 has 6 divisors (see below), whose sum is σ = 1701885755570. Its totient is φ = 486253073016.

The previous prime is 972506146033. The next prime is 972506146037. The reversal of 972506146036 is 630641605279.

It is a happy number.

972506146036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 908674123536 + 63832022500 = 953244^2 + 252650^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (972506146033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121563268251 + ... + 121563268258.

Almost surely, 2^972506146036 is an apocalyptic number.

It is an amenable number.

972506146036 is a deficient number, since it is larger than the sum of its proper divisors (729379609534).

972506146036 is a wasteful number, since it uses less digits than its factorization.

972506146036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243126536513 (or 243126536511 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 972506146036 in words is "nine hundred seventy-two billion, five hundred six million, one hundred forty-six thousand, thirty-six".