64370003764 has 24 divisors (see below), whose sum is σ = 123138511776. Its totient is φ = 29199492000.

The previous prime is 64370003749. The next prime is 64370003771. The reversal of 64370003764 is 46730007346.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1468167 + ... + 1511374.

It is an arithmetic number, because the mean of its divisors is an integer number (5130771324).

Almost surely, 2^64370003764 is an apocalyptic number.

It is an amenable number.

64370003764 is a deficient number, since it is larger than the sum of its proper divisors (58768508012).

64370003764 is a wasteful number, since it uses less digits than its factorization.

64370003764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2980047 (or 2980045 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 40.

The spelling of 64370003764 in words is "sixty-four billion, three hundred seventy million, three thousand, seven hundred sixty-four".