6147749650 has 24 divisors (see below), whose sum is σ = 13068360000. Its totient is φ = 2107799760.

The previous prime is 6147749639. The next prime is 6147749653. The reversal of 6147749650 is 569477416.

It is a junction number, because it is equal to n+sod(n) for n = 6147749594 and 6147749603.

It is not an unprimeable number, because it can be changed into a prime (6147749653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8782150 + ... + 8782849.

It is an arithmetic number, because the mean of its divisors is an integer number (544515000).

Almost surely, 2^6147749650 is an apocalyptic number.

6147749650 is an abundant number, since it is smaller than the sum of its proper divisors (6920610350).

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

6147749650 is a wasteful number, since it uses less digits than its factorization.

6147749650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17565018 (or 17565013 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 49.

The square root of 6147749650 is about 78407.5866864935. The cubic root of 6147749650 is about 1831.9153058693.

The spelling of 6147749650 in words is "six billion, one hundred forty-seven million, seven hundred forty-nine thousand, six hundred fifty".