64546483600 has 45 divisors (see below), whose sum is σ = 155085135393. Its totient is φ = 25816560960.

The previous prime is 64546483513. The next prime is 64546483601. The reversal of 64546483600 is 638464546.

The square root of 64546483600 is 254060.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 23236734096 + 41309749504 = 152436^2 + 203248^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64546483601) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5074849 + ... + 5087551.

Almost surely, 2^64546483600 is an apocalyptic number.

64546483600 is the 254060-th square number.

It is an amenable number.

64546483600 is an abundant number, since it is smaller than the sum of its proper divisors (90538651793).

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

64546483600 is an frugal number, since it uses more digits than its factorization.

64546483600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25424 (or 12710 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 46.

The spelling of 64546483600 in words is "sixty-four billion, five hundred forty-six million, four hundred eighty-three thousand, six hundred".