61016066150646 has 16 divisors (see below), whose sum is σ = 124628560648704. Its totient is φ = 19905950658984.

The previous prime is 61016066150587. The next prime is 61016066150731. The reversal of 61016066150646 is 64605166061016.

It is a junction number, because it is equal to n+sod(n) for n = 61016066150595 and 61016066150604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108184514170 + ... + 108184514733.

It is an arithmetic number, because the mean of its divisors is an integer number (7789285040544).

Almost surely, 2^{61016066150646} is an apocalyptic number.

61016066150646 is an abundant number, since it is smaller than the sum of its proper divisors (63612494498058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61016066150646 is a wasteful number, since it uses less digits than its factorization.

61016066150646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216369028955.

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 61016066150646 in words is "sixty-one trillion, sixteen billion, sixty-six million, one hundred fifty thousand, six hundred forty-six".