2016616161652 has 12 divisors (see below), whose sum is σ = 3530840193216. Its totient is φ = 1007804677880.

The previous prime is 2016616161647. The next prime is 2016616161709. The reversal of 2016616161652 is 2561616166102.

It is a junction number, because it is equal to n+sod(n) for n = 2016616161599 and 2016616161608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125841724 + ... + 125857747.

It is an arithmetic number, because the mean of its divisors is an integer number (294236682768).

Almost surely, 2^{2016616161652} is an apocalyptic number.

It is an amenable number.

2016616161652 is a deficient number, since it is larger than the sum of its proper divisors (1514224031564).

2016616161652 is a wasteful number, since it uses less digits than its factorization.

2016616161652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251701478 (or 251701476 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 2016616161652 in words is "two trillion, sixteen billion, six hundred sixteen million, one hundred sixty-one thousand, six hundred fifty-two".