64506015341430 has 48 divisors (see below), whose sum is σ = 167639301421200. Its totient is φ = 15878403775104.

The previous prime is 64506015341377. The next prime is 64506015341461. The reversal of 64506015341430 is 3414351060546.

It is a happy number.

It is a super-2 number, since 2×64506015341430² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6361534905 + ... + 6361545044.

It is an arithmetic number, because the mean of its divisors is an integer number (3492485446275).

Almost surely, 2^{64506015341430} is an apocalyptic number.

64506015341430 is an abundant number, since it is smaller than the sum of its proper divisors (103133286079770).

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

64506015341430 is a wasteful number, since it uses less digits than its factorization.

64506015341430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12723079985 (or 12723079972 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 64506015341430 in words is "sixty-four trillion, five hundred six billion, fifteen million, three hundred forty-one thousand, four hundred thirty".