9649011501 has 12 divisors (see below), whose sum is σ = 13986713728. Its totient is φ = 6409942344.

The previous prime is 9649011443. The next prime is 9649011503. The reversal of 9649011501 is 1051109469.

9649011501 is a `hidden beast` number, since 9 + 64 + 90 + 1 + 1 + 501 = 666.

9649011501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9649011501 - 2⁷ = 9649011373 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 (9649011503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1891645 + ... + 1896738.

Almost surely, 2^9649011501 is an apocalyptic number.

It is an amenable number.

9649011501 is a deficient number, since it is larger than the sum of its proper divisors (4337702227).

9649011501 is a wasteful number, since it uses less digits than its factorization.

9649011501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3788672 (or 3788669 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 9649011501 is about 98229.3820656528. The cubic root of 9649011501 is about 2128.9278403579.

The spelling of 9649011501 in words is "nine billion, six hundred forty-nine million, eleven thousand, five hundred one".