2066161074 has 16 divisors (see below), whose sum is σ = 4157068608. Its totient is φ = 684595952.

The previous prime is 2066161003. The next prime is 2066161103. The reversal of 2066161074 is 4701616602.

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, 1030017 + ... + 1032020.

It is an arithmetic number, because the mean of its divisors is an integer number (259816788).

Almost surely, 2^2066161074 is an apocalyptic number.

2066161074 is an abundant number, since it is smaller than the sum of its proper divisors (2090907534).

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

2066161074 is a wasteful number, since it uses less digits than its factorization.

2066161074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062209.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 2066161074 is about 45455.0445385328. The cubic root of 2066161074 is about 1273.6635642097.

Adding to 2066161074 its reverse (4701616602), we get a palindrome (6767777676).

It can be divided in two parts, 206616 and 1074, that added together give a triangular number (207690 = T₆₄₄).

The spelling of 2066161074 in words is "two billion, sixty-six million, one hundred sixty-one thousand, seventy-four".