13500646707 has 16 divisors (see below), whose sum is σ = 18951152000. Its totient is φ = 8525430144.

The previous prime is 13500646703. The next prime is 13500646711. The reversal of 13500646707 is 70764600531.

It is an interprime number because it is at equal distance from previous prime (13500646703) and next prime (13500646711).

It is not a de Polignac number, because 13500646707 - 2² = 13500646703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13500646703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 481644 + ... + 508902.

It is an arithmetic number, because the mean of its divisors is an integer number (1184447000).

Almost surely, 2^13500646707 is an apocalyptic number.

13500646707 is a deficient number, since it is larger than the sum of its proper divisors (5450505293).

13500646707 is a wasteful number, since it uses less digits than its factorization.

13500646707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35970.

The product of its (nonzero) digits is 105840, while the sum is 39.

The spelling of 13500646707 in words is "thirteen billion, five hundred million, six hundred forty-six thousand, seven hundred seven".