6457124740 has 24 divisors (see below), whose sum is σ = 14792686272. Its totient is φ = 2348045280.

The previous prime is 6457124651. The next prime is 6457124767. The reversal of 6457124740 is 474217546.

It is a junction number, because it is equal to n+sod(n) for n = 6457124693 and 6457124702.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14675064 + ... + 14675503.

It is an arithmetic number, because the mean of its divisors is an integer number (616361928).

Almost surely, 2^6457124740 is an apocalyptic number.

It is an amenable number.

6457124740 is an abundant number, since it is smaller than the sum of its proper divisors (8335561532).

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

6457124740 is a wasteful number, since it uses less digits than its factorization.

6457124740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29350587 (or 29350585 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 40.

The square root of 6457124740 is about 80356.2364723486. The cubic root of 6457124740 is about 1862.1431284175.

The spelling of 6457124740 in words is "six billion, four hundred fifty-seven million, one hundred twenty-four thousand, seven hundred forty".