145626003444 has 12 divisors (see below), whose sum is σ = 339794008064. Its totient is φ = 48542001144.

The previous prime is 145626003437. The next prime is 145626003491. The reversal of 145626003444 is 444300626541.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×145626003444² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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, 6067750132 + ... + 6067750155.

Almost surely, 2^145626003444 is an apocalyptic number.

It is an amenable number.

145626003444 is an abundant number, since it is smaller than the sum of its proper divisors (194168004620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145626003444 is a wasteful number, since it uses less digits than its factorization.

145626003444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12135500294 (or 12135500292 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 39.

Adding to 145626003444 its reverse (444300626541), we get a palindrome (589926629985).

The spelling of 145626003444 in words is "one hundred forty-five billion, six hundred twenty-six million, three thousand, four hundred forty-four".