2054667550 has 48 divisors (see below), whose sum is σ = 4167858240. Its totient is φ = 749024640.

The previous prime is 2054667523. The next prime is 2054667551. The reversal of 2054667550 is 557664502.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054667551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31344 + ... + 71356.

It is an arithmetic number, because the mean of its divisors is an integer number (86830380).

Almost surely, 2^2054667550 is an apocalyptic number.

2054667550 is an abundant number, since it is smaller than the sum of its proper divisors (2113190690).

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

2054667550 is a wasteful number, since it uses less digits than its factorization.

2054667550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40117 (or 40112 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 40.

The square root of 2054667550 is about 45328.4408511919. The cubic root of 2054667550 is about 1271.2974835843.

The spelling of 2054667550 in words is "two billion, fifty-four million, six hundred sixty-seven thousand, five hundred fifty".