146321665054 has 16 divisors (see below), whose sum is σ = 231772355280. Its totient is φ = 69088818240.

The previous prime is 146321665037. The next prime is 146321665067. The reversal of 146321665054 is 450566123641.

It is a self number, because there is not a number n which added to its sum of digits gives 146321665054.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6139177 + ... + 6162964.

It is an arithmetic number, because the mean of its divisors is an integer number (14485772205).

Almost surely, 2^146321665054 is an apocalyptic number.

146321665054 is a deficient number, since it is larger than the sum of its proper divisors (85450690226).

146321665054 is a wasteful number, since it uses less digits than its factorization.

146321665054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12302475.

The product of its (nonzero) digits is 518400, while the sum is 43.

Adding to 146321665054 its reverse (450566123641), we get a palindrome (596887788695).

The spelling of 146321665054 in words is "one hundred forty-six billion, three hundred twenty-one million, six hundred sixty-five thousand, fifty-four".