6240261646 has 4 divisors (see below), whose sum is σ = 9360392472. Its totient is φ = 3120130822.

The previous prime is 6240261619. The next prime is 6240261683. The reversal of 6240261646 is 6461620426.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1560065410 + ... + 1560065413.

It is an arithmetic number, because the mean of its divisors is an integer number (2340098118).

Almost surely, 2^6240261646 is an apocalyptic number.

6240261646 is a deficient number, since it is larger than the sum of its proper divisors (3120130826).

6240261646 is a wasteful number, since it uses less digits than its factorization.

6240261646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120130825.

The product of its (nonzero) digits is 82944, while the sum is 37.

The square root of 6240261646 is about 78995.3267351936. The cubic root of 6240261646 is about 1841.0585479209.

The spelling of 6240261646 in words is "six billion, two hundred forty million, two hundred sixty-one thousand, six hundred forty-six".