6457535730 has 64 divisors (see below), whose sum is σ = 17227342080. Its totient is φ = 1721284992.

The previous prime is 6457535713. The next prime is 6457535737. The reversal of 6457535730 is 375357546.

6457535730 is a `hidden beast` number, since 6 + 4 + 5 + 75 + 3 + 573 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6457535737) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1035582 + ... + 1041798.

It is an arithmetic number, because the mean of its divisors is an integer number (269177220).

Almost surely, 2^6457535730 is an apocalyptic number.

6457535730 is an abundant number, since it is smaller than the sum of its proper divisors (10769806350).

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

6457535730 is a wasteful number, since it uses less digits than its factorization.

6457535730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10080 (or 10074 counting only the distinct ones).

The product of its (nonzero) digits is 1323000, while the sum is 45.

The square root of 6457535730 is about 80358.7937316135. The cubic root of 6457535730 is about 1862.1826354736.

The spelling of 6457535730 in words is "six billion, four hundred fifty-seven million, five hundred thirty-five thousand, seven hundred thirty".