64153835146 has 8 divisors (see below), whose sum is σ = 96235205220. Its totient is φ = 32075433408.

The previous prime is 64153835111. The next prime is 64153835191.

64153835146 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 48404840121 + 15748995025 = 220011^2 + 125495^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 64153835096 and 64153835105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 687241 + ... + 774988.

Almost surely, 2^64153835146 is an apocalyptic number.

64153835146 is a deficient number, since it is larger than the sum of its proper divisors (32081370074).

64153835146 is a wasteful number, since it uses less digits than its factorization.

64153835146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484168.

The product of its digits is 1036800, while the sum is 46.

The spelling of 64153835146 in words is "sixty-four billion, one hundred fifty-three million, eight hundred thirty-five thousand, one hundred forty-six".