4944621570 has 64 divisors (see below), whose sum is σ = 13784760576. Its totient is φ = 1111668480.

The previous prime is 4944621533. The next prime is 4944621587. The reversal of 4944621570 is 751264494.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180189 + ... + 205808.

It is an arithmetic number, because the mean of its divisors is an integer number (215386884).

Almost surely, 2^4944621570 is an apocalyptic number.

4944621570 is an abundant number, since it is smaller than the sum of its proper divisors (8840139006).

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

4944621570 is a wasteful number, since it uses less digits than its factorization.

4944621570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386075.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 4944621570 is about 70318.0031713074. The cubic root of 4944621570 is about 1703.6394428510.

The spelling of 4944621570 in words is "four billion, nine hundred forty-four million, six hundred twenty-one thousand, five hundred seventy".