64465050222445 has 16 divisors (see below), whose sum is σ = 79055966880000. Its totient is φ = 50452080614208.

The previous prime is 64465050222409. The next prime is 64465050222449. The reversal of 64465050222445 is 54422205056446.

It is a cyclic number.

It is not a de Polignac number, because 64465050222445 - 2⁹ = 64465050221933 is a prime.

It is a super-2 number, since 2×64465050222445² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64465050222449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 748592995 + ... + 748679104.

It is an arithmetic number, because the mean of its divisors is an integer number (4940997930000).

Almost surely, 2^{64465050222445} is an apocalyptic number.

It is an amenable number.

64465050222445 is a deficient number, since it is larger than the sum of its proper divisors (14590916657555).

64465050222445 is a wasteful number, since it uses less digits than its factorization.

64465050222445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497272292.

The product of its (nonzero) digits is 9216000, while the sum is 49.

The spelling of 64465050222445 in words is "sixty-four trillion, four hundred sixty-five billion, fifty million, two hundred twenty-two thousand, four hundred forty-five".