64240311304246 has 64 divisors (see below), whose sum is σ = 120808484052480. Its totient is φ = 24889209903360.

The previous prime is 64240311304241. The next prime is 64240311304261.

64240311304246 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 64240311304199 and 64240311304208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64240311304241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28742010 + ... + 30896338.

It is an arithmetic number, because the mean of its divisors is an integer number (1887632563320).

Almost surely, 2^{64240311304246} is an apocalyptic number.

64240311304246 is a deficient number, since it is larger than the sum of its proper divisors (56568172748234).

64240311304246 is a wasteful number, since it uses less digits than its factorization.

64240311304246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155429.

The product of its (nonzero) digits is 331776, while the sum is 40.

It can be divided in two parts, 6424031 and 1304246, that added together give a palindrome (7728277).

The spelling of 64240311304246 in words is "sixty-four trillion, two hundred forty billion, three hundred eleven million, three hundred four thousand, two hundred forty-six".