9740494213506 has 72 divisors (see below), whose sum is σ = 24775250926140. Its totient is φ = 2757466224576.

The previous prime is 9740494213493. The next prime is 9740494213511. The reversal of 9740494213506 is 6053124940479.

9740494213506 is a `hidden beast` number, since 9 + 7 + 40 + 4 + 94 + 2 + 1 + 3 + 506 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9210866873481 + 529627340025 = 3034941^2 + 727755^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 50562781 + ... + 50755056.

Almost surely, 2^{9740494213506} is an apocalyptic number.

9740494213506 is an abundant number, since it is smaller than the sum of its proper divisors (15034756712634).

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

9740494213506 is a wasteful number, since it uses less digits than its factorization.

9740494213506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101317968 (or 101317958 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 9740494213506 in words is "nine trillion, seven hundred forty billion, four hundred ninety-four million, two hundred thirteen thousand, five hundred six".