64550741204 has 12 divisors (see below), whose sum is σ = 115590862464. Its totient is φ = 31524780504.

The previous prime is 64550741173. The next prime is 64550741209. The reversal of 64550741204 is 40214705546.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64550741209) 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, 187647332 + ... + 187647675.

It is an arithmetic number, because the mean of its divisors is an integer number (9632571872).

Almost surely, 2^64550741204 is an apocalyptic number.

It is an amenable number.

64550741204 is a deficient number, since it is larger than the sum of its proper divisors (51040121260).

64550741204 is a wasteful number, since it uses less digits than its factorization.

64550741204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375295054 (or 375295052 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 38.

The spelling of 64550741204 in words is "sixty-four billion, five hundred fifty million, seven hundred forty-one thousand, two hundred four".