2061550673 has 16 divisors (see below), whose sum is σ = 2670837120. Its totient is φ = 1545267456.

The previous prime is 2061550663. The next prime is 2061550691. The reversal of 2061550673 is 3760551602.

It is a cyclic number.

It is not a de Polignac number, because 2061550673 - 2¹⁸ = 2061288529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2061550663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594440 + ... + 597897.

It is an arithmetic number, because the mean of its divisors is an integer number (166927320).

Almost surely, 2^2061550673 is an apocalyptic number.

It is an amenable number.

2061550673 is a deficient number, since it is larger than the sum of its proper divisors (609286447).

2061550673 is a wasteful number, since it uses less digits than its factorization.

2061550673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192376.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 2061550673 is about 45404.3023622211. The cubic root of 2061550673 is about 1272.7155140786.

The spelling of 2061550673 in words is "two billion, sixty-one million, five hundred fifty thousand, six hundred seventy-three".