964545454646 has 4 divisors (see below), whose sum is σ = 1446818181972. Its totient is φ = 482272727322.

The previous prime is 964545454643. The next prime is 964545454673. The reversal of 964545454646 is 646454545469.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964545454643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241136363660 + ... + 241136363663.

It is an arithmetic number, because the mean of its divisors is an integer number (361704545493).

Almost surely, 2^964545454646 is an apocalyptic number.

964545454646 is a deficient number, since it is larger than the sum of its proper divisors (482272727326).

964545454646 is a wasteful number, since it uses less digits than its factorization.

964545454646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482272727325.

The product of its digits is 248832000, while the sum is 62.

The spelling of 964545454646 in words is "nine hundred sixty-four billion, five hundred forty-five million, four hundred fifty-four thousand, six hundred forty-six".