2061301550 has 72 divisors (see below), whose sum is σ = 4816389648. Its totient is φ = 642470400.

The previous prime is 2061301547. The next prime is 2061301673. The reversal of 2061301550 is 551031602.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18014 + ... + 66686.

Almost surely, 2^2061301550 is an apocalyptic number.

2061301550 is an abundant number, since it is smaller than the sum of its proper divisors (2755088098).

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

2061301550 is a wasteful number, since it uses less digits than its factorization.

2061301550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48714 (or 48698 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 2061301550 is about 45401.5588939411. The cubic root of 2061301550 is about 1272.6642459590.

The spelling of 2061301550 in words is "two billion, sixty-one million, three hundred one thousand, five hundred fifty".