2016252052061 has 8 divisors (see below), whose sum is σ = 2171447311320. Its totient is φ = 1861070928192.

The previous prime is 2016252052051. The next prime is 2016252052091. The reversal of 2016252052061 is 1602502526102.

It can be written as a sum of positive squares in 4 ways, for example, as 316540139161 + 1699711912900 = 562619^2 + 1303730^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2016252052061 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 (2016252052051) 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, 3236666 + ... + 3809003.

It is an arithmetic number, because the mean of its divisors is an integer number (271430913915).

Almost surely, 2^{2016252052061} is an apocalyptic number.

It is an amenable number.

2016252052061 is a deficient number, since it is larger than the sum of its proper divisors (155195259259).

2016252052061 is a wasteful number, since it uses less digits than its factorization.

2016252052061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067695.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 2016252052061 its reverse (1602502526102), we get a palindrome (3618754578163).

The spelling of 2016252052061 in words is "two trillion, sixteen billion, two hundred fifty-two million, fifty-two thousand, sixty-one".