15606615010001 has 8 divisors (see below), whose sum is σ = 16119569942784. Its totient is φ = 15094254810960.

The previous prime is 15606615009983. The next prime is 15606615010027. The reversal of 15606615010001 is 10001051660651.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15606615010001 - 2¹⁴ = 15606614993617 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 15606615010001.

It is not an unprimeable number, because it can be changed into a prime (15606615010081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148630091 + ... + 148735056.

It is an arithmetic number, because the mean of its divisors is an integer number (2014946242848).

Almost surely, 2^{15606615010001} is an apocalyptic number.

It is an amenable number.

15606615010001 is a deficient number, since it is larger than the sum of its proper divisors (512954932783).

15606615010001 is a wasteful number, since it uses less digits than its factorization.

15606615010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297366871.

The product of its (nonzero) digits is 5400, while the sum is 32.

Adding to 15606615010001 its reverse (10001051660651), we get a palindrome (25607666670652).

The spelling of 15606615010001 in words is "fifteen trillion, six hundred six billion, six hundred fifteen million, ten thousand, one".