5625394890 has 32 divisors (see below), whose sum is σ = 13539657600. Its totient is φ = 1495804224.

The previous prime is 5625394889. The next prime is 5625394897. The reversal of 5625394890 is 984935265.

It is a super-2 number, since 2×5625394890² = 63290135336876224200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5625394897) 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, 258174 + ... + 279113.

It is an arithmetic number, because the mean of its divisors is an integer number (423114300).

Almost surely, 2^5625394890 is an apocalyptic number.

5625394890 is an abundant number, since it is smaller than the sum of its proper divisors (7914262710).

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

5625394890 is a wasteful number, since it uses less digits than its factorization.

5625394890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537646.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The square root of 5625394890 is about 75002.6325537977. The cubic root of 5625394890 is about 1778.4882685037.

The spelling of 5625394890 in words is "five billion, six hundred twenty-five million, three hundred ninety-four thousand, eight hundred ninety".