974650138461 has 12 divisors (see below), whose sum is σ = 1408050923292. Its totient is φ = 649663861056.

The previous prime is 974650138393. The next prime is 974650138481. The reversal of 974650138461 is 164831056479.

974650138461 is a `hidden beast` number, since 9 + 7 + 46 + 5 + 0 + 138 + 461 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 680377522500 + 294272615961 = 824850^2 + 542469^2 .

It is not a de Polignac number, because 974650138461 - 2¹¹ = 974650136413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 974650138398 and 974650138407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (974650138481) 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, 8514816 + ... + 8628521.

It is an arithmetic number, because the mean of its divisors is an integer number (117337576941).

Almost surely, 2^974650138461 is an apocalyptic number.

It is an amenable number.

974650138461 is a deficient number, since it is larger than the sum of its proper divisors (433400784831).

974650138461 is a wasteful number, since it uses less digits than its factorization.

974650138461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17149660 (or 17149657 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

It can be divided in two parts, 974650 and 138461, that added together give a palindrome (1113111).

The spelling of 974650138461 in words is "nine hundred seventy-four billion, six hundred fifty million, one hundred thirty-eight thousand, four hundred sixty-one".