64134533543146 has 16 divisors (see below), whose sum is σ = 104949379560960. Its totient is φ = 29151515969280.

The previous prime is 64134533543141. The next prime is 64134533543221.

64134533543146 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×64134533543146² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64134533543093 and 64134533543102.

It is not an unprimeable number, because it can be changed into a prime (64134533543141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26031306 + ... + 28388341.

It is an arithmetic number, because the mean of its divisors is an integer number (6559336222560).

Almost surely, 2^{64134533543146} is an apocalyptic number.

64134533543146 is a deficient number, since it is larger than the sum of its proper divisors (40814846017814).

64134533543146 is a wasteful number, since it uses less digits than its factorization.

64134533543146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54473229.

The product of its digits is 18662400, while the sum is 52.

It can be divided in two parts, 6413453 and 3543146, that added together give a palindrome (9956599).

The spelling of 64134533543146 in words is "sixty-four trillion, one hundred thirty-four billion, five hundred thirty-three million, five hundred forty-three thousand, one hundred forty-six".