9739196540 has 48 divisors (see below), whose sum is σ = 20663016192. Its totient is φ = 3855645696.

The previous prime is 9739196513. The next prime is 9739196557. The reversal of 9739196540 is 456919379.

It is a happy number.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1798517 + ... + 1803923.

It is an arithmetic number, because the mean of its divisors is an integer number (430479504).

Almost surely, 2^9739196540 is an apocalyptic number.

It is an amenable number.

9739196540 is an abundant number, since it is smaller than the sum of its proper divisors (10923819652).

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

9739196540 is a wasteful number, since it uses less digits than its factorization.

9739196540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6326 (or 6324 counting only the distinct ones).

The product of its (nonzero) digits is 1837080, while the sum is 53.

The square root of 9739196540 is about 98687.3676819886. The cubic root of 9739196540 is about 2135.5399980006.

The spelling of 9739196540 in words is "nine billion, seven hundred thirty-nine million, one hundred ninety-six thousand, five hundred forty".