647577346630 has 64 divisors (see below), whose sum is σ = 1248185635200. Its totient is φ = 241298759680.

The previous prime is 647577346601. The next prime is 647577346631. The reversal of 647577346630 is 36643775746.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (647577346631) 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, 5305326 + ... + 5426014.

It is an arithmetic number, because the mean of its divisors is an integer number (19502900550).

Almost surely, 2^647577346630 is an apocalyptic number.

647577346630 is a deficient number, since it is larger than the sum of its proper divisors (600608288570).

647577346630 is a wasteful number, since it uses less digits than its factorization.

647577346630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121329.

The product of its (nonzero) digits is 53343360, while the sum is 58.

The spelling of 647577346630 in words is "six hundred forty-seven billion, five hundred seventy-seven million, three hundred forty-six thousand, six hundred thirty".