6461470650 has 24 divisors (see below), whose sum is σ = 16024447584. Its totient is φ = 1723058800.

The previous prime is 6461470633. The next prime is 6461470651. The reversal of 6461470650 is 560741646.

It is a super-2 number, since 2×6461470650² = 83501205921622845000, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6461470599 and 6461470608.

It is not an unprimeable number, because it can be changed into a prime (6461470651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21538086 + ... + 21538385.

It is an arithmetic number, because the mean of its divisors is an integer number (667685316).

Almost surely, 2^6461470650 is an apocalyptic number.

6461470650 is an abundant number, since it is smaller than the sum of its proper divisors (9562976934).

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

6461470650 is a wasteful number, since it uses less digits than its factorization.

6461470650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43076486 (or 43076481 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 6461470650 is about 80383.2734466568. The cubic root of 6461470650 is about 1862.5608009820.

The spelling of 6461470650 in words is "six billion, four hundred sixty-one million, four hundred seventy thousand, six hundred fifty".