146256611426 has 4 divisors (see below), whose sum is σ = 219384917142. Its totient is φ = 73128305712.

The previous prime is 146256611419. The next prime is 146256611453. The reversal of 146256611426 is 624116652641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 624116652641 = 17 ⋅36712744273.

It can be written as a sum of positive squares in only one way, i.e., 121697020201 + 24559591225 = 348851^2 + 156715^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36564152855 + ... + 36564152858.

Almost surely, 2^146256611426 is an apocalyptic number.

146256611426 is a deficient number, since it is larger than the sum of its proper divisors (73128305716).

146256611426 is an equidigital number, since it uses as much as digits as its factorization.

146256611426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73128305715.

The product of its digits is 414720, while the sum is 44.

The spelling of 146256611426 in words is "one hundred forty-six billion, two hundred fifty-six million, six hundred eleven thousand, four hundred twenty-six".