6909156001 has 16 divisors (see below), whose sum is σ = 7998289920. Its totient is φ = 5906119120.

The previous prime is 6909155999. The next prime is 6909156017. The reversal of 6909156001 is 1006519096.

It is not a de Polignac number, because 6909156001 - 2¹ = 6909155999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6909154001) 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 15 ways as a sum of consecutive naturals, for example, 216505 + ... + 246358.

It is an arithmetic number, because the mean of its divisors is an integer number (499893120).

Almost surely, 2^6909156001 is an apocalyptic number.

It is an amenable number.

6909156001 is a deficient number, since it is larger than the sum of its proper divisors (1089133919).

6909156001 is a wasteful number, since it uses less digits than its factorization.

6909156001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462956.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 6909156001 is about 83121.3330078386. Note that the first 3 decimals coincide. The cubic root of 6909156001 is about 1904.6199668566.

The spelling of 6909156001 in words is "six billion, nine hundred nine million, one hundred fifty-six thousand, one".