145022343412 has 12 divisors (see below), whose sum is σ = 257265664516. Its totient is φ = 71517867840.

The previous prime is 145022343409. The next prime is 145022343449. The reversal of 145022343412 is 214343220541.

It can be written as a sum of positive squares in 2 ways, for example, as 91014442596 + 54007900816 = 301686^2 + 232396^2 .

It is a congruent number.

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, 248325639 + ... + 248326222.

Almost surely, 2^145022343412 is an apocalyptic number.

It is an amenable number.

145022343412 is a deficient number, since it is larger than the sum of its proper divisors (112243321104).

145022343412 is a wasteful number, since it uses less digits than its factorization.

145022343412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496651938 (or 496651936 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 145022343412 its reverse (214343220541), we get a palindrome (359365563953).

The spelling of 145022343412 in words is "one hundred forty-five billion, twenty-two million, three hundred forty-three thousand, four hundred twelve".