1650055513 has 16 divisors (see below), whose sum is σ = 1840777920. Its totient is φ = 1469892096.

The previous prime is 1650055499. The next prime is 1650055531. The reversal of 1650055513 is 3155500561.

It is a cyclic number.

It is not a de Polignac number, because 1650055513 - 2²⁹ = 1113184601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1650055553) 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, 533670 + ... + 536752.

It is an arithmetic number, because the mean of its divisors is an integer number (115048620).

Almost surely, 2^1650055513 is an apocalyptic number.

It is an amenable number.

1650055513 is a deficient number, since it is larger than the sum of its proper divisors (190722407).

1650055513 is a wasteful number, since it uses less digits than its factorization.

1650055513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4776.

The product of its (nonzero) digits is 11250, while the sum is 31.

The square root of 1650055513 is about 40620.8753352263. The cubic root of 1650055513 is about 1181.6790024019.

The spelling of 1650055513 in words is "one billion, six hundred fifty million, fifty-five thousand, five hundred thirteen".