972506146039 has 8 divisors (see below), whose sum is σ = 1006056192960. Its totient is φ = 938957122656.

The previous prime is 972506146037. The next prime is 972506146081. The reversal of 972506146039 is 930641605279.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 972506146039 - 2¹ = 972506146037 is a prime.

It is a Duffinian number.

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 in 7 ways as a sum of consecutive naturals, for example, 2020557 + ... + 2455129.

It is an arithmetic number, because the mean of its divisors is an integer number (125757024120).

Almost surely, 2^972506146039 is an apocalyptic number.

972506146039 is a deficient number, since it is larger than the sum of its proper divisors (33550046921).

972506146039 is a wasteful number, since it uses less digits than its factorization.

972506146039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511769.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 972506146039 in words is "nine hundred seventy-two billion, five hundred six million, one hundred forty-six thousand, thirty-nine".