1610999030160 has 360 divisors, whose sum is σ = 6166808781120. Its totient is φ = 375681825792.

The previous prime is 1610999030159. The next prime is 1610999030167. The reversal of 1610999030160 is 610309990161.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1610999030167) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1963509 + ... + 2660331.

It is an arithmetic number, because the mean of its divisors is an integer number (17130024392).

Almost surely, 2^{1610999030160} is an apocalyptic number.

1610999030160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1610999030160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3083404390560).

1610999030160 is an abundant number, since it is smaller than the sum of its proper divisors (4555809750960).

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

1610999030160 is a wasteful number, since it uses less digits than its factorization.

1610999030160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696887 (or 696865 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 45.

The spelling of 1610999030160 in words is "one trillion, six hundred ten billion, nine hundred ninety-nine million, thirty thousand, one hundred sixty".