649497530230 has 8 divisors (see below), whose sum is σ = 1169095554432. Its totient is φ = 259799012088.

The previous prime is 649497530179. The next prime is 649497530237. The reversal of 649497530230 is 32035794946.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (649497530237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32474876502 + ... + 32474876521.

It is an arithmetic number, because the mean of its divisors is an integer number (146136944304).

Almost surely, 2^649497530230 is an apocalyptic number.

649497530230 is a deficient number, since it is larger than the sum of its proper divisors (519598024202).

649497530230 is a wasteful number, since it uses less digits than its factorization.

649497530230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64949753030.

The product of its (nonzero) digits is 4898880, while the sum is 52.

The spelling of 649497530230 in words is "six hundred forty-nine billion, four hundred ninety-seven million, five hundred thirty thousand, two hundred thirty".