64202649134 has 8 divisors (see below), whose sum is σ = 103711971720. Its totient is φ = 29631991896.

The previous prime is 64202649113. The next prime is 64202649139. The reversal of 64202649134 is 43194620246.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 64202649091 and 64202649100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64202649139) 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, 1234666304 + ... + 1234666355.

It is an arithmetic number, because the mean of its divisors is an integer number (12963996465).

Almost surely, 2^64202649134 is an apocalyptic number.

64202649134 is a deficient number, since it is larger than the sum of its proper divisors (39509322586).

64202649134 is a wasteful number, since it uses less digits than its factorization.

64202649134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469332674.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 64202649134 in words is "sixty-four billion, two hundred two million, six hundred forty-nine thousand, one hundred thirty-four".