5461220644 has 12 divisors (see below), whose sum is σ = 10425966768. Its totient is φ = 2482373000.

The previous prime is 5461220629. The next prime is 5461220651. The reversal of 5461220644 is 4460221645.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62059282 + ... + 62059369.

It is an arithmetic number, because the mean of its divisors is an integer number (868830564).

Almost surely, 2^5461220644 is an apocalyptic number.

It is an amenable number.

5461220644 is a deficient number, since it is larger than the sum of its proper divisors (4964746124).

5461220644 is a wasteful number, since it uses less digits than its factorization.

5461220644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124118666 (or 124118664 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 5461220644 is about 73900.0720162031. The cubic root of 5461220644 is about 1761.0157536247.

The spelling of 5461220644 in words is "five billion, four hundred sixty-one million, two hundred twenty thousand, six hundred forty-four".