64235344353246 has 128 divisors (see below), whose sum is σ = 165257764531200. Its totient is φ = 18278507796480.

The previous prime is 64235344353233. The next prime is 64235344353283.

It is a happy number.

64235344353246 is a `hidden beast` number, since 6 + 4 + 2 + 3 + 5 + 3 + 44 + 353 + 246 = 666.

64235344353246 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 64235344353192 and 64235344353201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2812075 + ... + 11678118.

It is an arithmetic number, because the mean of its divisors is an integer number (1291076285400).

Almost surely, 2^{64235344353246} is an apocalyptic number.

64235344353246 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

64235344353246 is an abundant number, since it is smaller than the sum of its proper divisors (101022420177954).

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

64235344353246 is a wasteful number, since it uses less digits than its factorization.

64235344353246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14490671 (or 14490665 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 54.

The spelling of 64235344353246 in words is "sixty-four trillion, two hundred thirty-five billion, three hundred forty-four million, three hundred fifty-three thousand, two hundred forty-six".