146421511235 has 8 divisors (see below), whose sum is σ = 176988338496. Its totient is φ = 116282192320.

The previous prime is 146421511231. The next prime is 146421511259. The reversal of 146421511235 is 532115124641.

It is a happy number.

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

It is not a de Polignac number, because 146421511235 - 2² = 146421511231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146421511195 and 146421511204.

It is not an unprimeable number, because it can be changed into a prime (146421511231) 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, 106876331 + ... + 106877700.

It is an arithmetic number, because the mean of its divisors is an integer number (22123542312).

Almost surely, 2^146421511235 is an apocalyptic number.

146421511235 is a deficient number, since it is larger than the sum of its proper divisors (30566827261).

146421511235 is a wasteful number, since it uses less digits than its factorization.

146421511235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213754173.

The product of its digits is 28800, while the sum is 35.

Adding to 146421511235 its reverse (532115124641), we get a palindrome (678536635876).

The spelling of 146421511235 in words is "one hundred forty-six billion, four hundred twenty-one million, five hundred eleven thousand, two hundred thirty-five".