6241929640 has 16 divisors (see below), whose sum is σ = 14044341780. Its totient is φ = 2496771840.

The previous prime is 6241929601. The next prime is 6241929641. The reversal of 6241929640 is 469291426.

It can be written as a sum of positive squares in 2 ways, for example, as 6184564164 + 57365476 = 78642^2 + 7574^2 .

It is not an unprimeable number, because it can be changed into a prime (6241929641) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 78024081 + ... + 78024160.

Almost surely, 2^6241929640 is an apocalyptic number.

It is an amenable number.

6241929640 is an abundant number, since it is smaller than the sum of its proper divisors (7802412140).

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

6241929640 is a wasteful number, since it uses less digits than its factorization.

6241929640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156048252 (or 156048248 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 6241929640 is about 79005.8835783766. The cubic root of 6241929640 is about 1841.2225688769. Note that the first 3 decimals are identical.

The spelling of 6241929640 in words is "six billion, two hundred forty-one million, nine hundred twenty-nine thousand, six hundred forty".